Home / 437,746.16-656,639.37-134,118.57

Finding the Fourth Proportional to 437,746.16, 656,639.37 and 134,118.57

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Solution

The fourth proportional to 437,746.16, 656,639.37 and 134,118.57 is: 201,184.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,746.16 : 656,639.37 = 134,118.57 : x
  2. Step 2: Convert to fraction form
    437,746.16/656,639.37 = 134,118.57/x
  3. Step 3: Cross multiply
    437,746.16x = 656,639.37 × 134,118.57
  4. Step 4: Simplify right side
    437,746.16x = 88,067,531,701.69
  5. Step 5: Solve for x
    x = 88,067,531,701.69/437,746.16
  6. Step 6: Final answer
    x = 201,184.02

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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.