Home / 106,767.28-147,344.52-61,452.16

Finding the Fourth Proportional to 106,767.28, 147,344.52 and 61,452.16

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Solution

The fourth proportional to 106,767.28, 147,344.52 and 61,452.16 is: 84,807.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,767.28 : 147,344.52 = 61,452.16 : x
  2. Step 2: Convert to fraction form
    106,767.28/147,344.52 = 61,452.16/x
  3. Step 3: Cross multiply
    106,767.28x = 147,344.52 × 61,452.16
  4. Step 4: Simplify right side
    106,767.28x = 9,054,639,018.16
  5. Step 5: Solve for x
    x = 9,054,639,018.16/106,767.28
  6. Step 6: Final answer
    x = 84,807.25

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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.