Home / 106,785.32-147,355.98-59,039.24

Finding the Fourth Proportional to 106,785.32, 147,355.98 and 59,039.24

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Solution

The fourth proportional to 106,785.32, 147,355.98 and 59,039.24 is: 81,469.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,785.32 : 147,355.98 = 59,039.24 : x
  2. Step 2: Convert to fraction form
    106,785.32/147,355.98 = 59,039.24/x
  3. Step 3: Cross multiply
    106,785.32x = 147,355.98 × 59,039.24
  4. Step 4: Simplify right side
    106,785.32x = 8,699,785,068.66
  5. Step 5: Solve for x
    x = 8,699,785,068.66/106,785.32
  6. Step 6: Final answer
    x = 81,469.86

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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.