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Finding the Fourth Proportional to 114,623.80, 171,607.65 and 101,501.80

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Solution

The fourth proportional to 114,623.80, 171,607.65 and 101,501.80 is: 151,962.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,623.80 : 171,607.65 = 101,501.80 : x
  2. Step 2: Convert to fraction form
    114,623.80/171,607.65 = 101,501.80/x
  3. Step 3: Cross multiply
    114,623.80x = 171,607.65 × 101,501.80
  4. Step 4: Simplify right side
    114,623.80x = 17,418,485,368.77
  5. Step 5: Solve for x
    x = 17,418,485,368.77/114,623.80
  6. Step 6: Final answer
    x = 151,962.20

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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.