Home / 437,799.40-656,718.77-134,171.31

Finding the Fourth Proportional to 437,799.40, 656,718.77 and 134,171.31

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Solution

The fourth proportional to 437,799.40, 656,718.77 and 134,171.31 is: 201,263.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,799.40 : 656,718.77 = 134,171.31 : x
  2. Step 2: Convert to fraction form
    437,799.40/656,718.77 = 134,171.31/x
  3. Step 3: Cross multiply
    437,799.40x = 656,718.77 × 134,171.31
  4. Step 4: Simplify right side
    437,799.40x = 88,112,819,314.29
  5. Step 5: Solve for x
    x = 88,112,819,314.29/437,799.40
  6. Step 6: Final answer
    x = 201,263.00

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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.