Home / 127,711.02-176,241.13-74,027.14

Finding the Fourth Proportional to 127,711.02, 176,241.13 and 74,027.14

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Solution

The fourth proportional to 127,711.02, 176,241.13 and 74,027.14 is: 102,157.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,711.02 : 176,241.13 = 74,027.14 : x
  2. Step 2: Convert to fraction form
    127,711.02/176,241.13 = 74,027.14/x
  3. Step 3: Cross multiply
    127,711.02x = 176,241.13 × 74,027.14
  4. Step 4: Simplify right side
    127,711.02x = 13,046,626,804.27
  5. Step 5: Solve for x
    x = 13,046,626,804.27/127,711.02
  6. Step 6: Final answer
    x = 102,157.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.