Home / 107,029.13-147,700.19-59,285.55

Finding the Fourth Proportional to 107,029.13, 147,700.19 and 59,285.55

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Solution

The fourth proportional to 107,029.13, 147,700.19 and 59,285.55 is: 81,814.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,029.13 : 147,700.19 = 59,285.55 : x
  2. Step 2: Convert to fraction form
    107,029.13/147,700.19 = 59,285.55/x
  3. Step 3: Cross multiply
    107,029.13x = 147,700.19 × 59,285.55
  4. Step 4: Simplify right side
    107,029.13x = 8,756,487,701.34
  5. Step 5: Solve for x
    x = 8,756,487,701.34/107,029.13
  6. Step 6: Final answer
    x = 81,814.06

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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.