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Finding the Fourth Proportional to 71,637,606.80, 107,477,492.88 and 23,114,550.32

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Solution

The fourth proportional to 71,637,606.80, 107,477,492.88 and 23,114,550.32 is: 34,678,628.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,637,606.80 : 107,477,492.88 = 23,114,550.32 : x
  2. Step 2: Convert to fraction form
    71,637,606.80/107,477,492.88 = 23,114,550.32/x
  3. Step 3: Cross multiply
    71,637,606.80x = 107,477,492.88 × 23,114,550.32
  4. Step 4: Simplify right side
    71,637,606.80x = 2,484,293,917,442,201.50
  5. Step 5: Solve for x
    x = 2,484,293,917,442,201.50/71,637,606.80
  6. Step 6: Final answer
    x = 34,678,628.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.