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Finding the Fourth Proportional to 104,490.54, 157,300.72 and 95,190.32

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Solution

The fourth proportional to 104,490.54, 157,300.72 and 95,190.32 is: 143,300.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,490.54 : 157,300.72 = 95,190.32 : x
  2. Step 2: Convert to fraction form
    104,490.54/157,300.72 = 95,190.32/x
  3. Step 3: Cross multiply
    104,490.54x = 157,300.72 × 95,190.32
  4. Step 4: Simplify right side
    104,490.54x = 14,973,506,028.31
  5. Step 5: Solve for x
    x = 14,973,506,028.31/104,490.54
  6. Step 6: Final answer
    x = 143,300.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.