Home / 105,474.83-145,554.17-60,151.64

Finding the Fourth Proportional to 105,474.83, 145,554.17 and 60,151.64

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Solution

The fourth proportional to 105,474.83, 145,554.17 and 60,151.64 is: 83,008.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,474.83 : 145,554.17 = 60,151.64 : x
  2. Step 2: Convert to fraction form
    105,474.83/145,554.17 = 60,151.64/x
  3. Step 3: Cross multiply
    105,474.83x = 145,554.17 × 60,151.64
  4. Step 4: Simplify right side
    105,474.83x = 8,755,321,005.81
  5. Step 5: Solve for x
    x = 8,755,321,005.81/105,474.83
  6. Step 6: Final answer
    x = 83,008.63

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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.