Home / 106,805.16-147,385.44-59,055.84

Finding the Fourth Proportional to 106,805.16, 147,385.44 and 59,055.84

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Solution

The fourth proportional to 106,805.16, 147,385.44 and 59,055.84 is: 81,493.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,805.16 : 147,385.44 = 59,055.84 : x
  2. Step 2: Convert to fraction form
    106,805.16/147,385.44 = 59,055.84/x
  3. Step 3: Cross multiply
    106,805.16x = 147,385.44 × 59,055.84
  4. Step 4: Simplify right side
    106,805.16x = 8,703,970,962.97
  5. Step 5: Solve for x
    x = 8,703,970,962.97/106,805.16
  6. Step 6: Final answer
    x = 81,493.92

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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.