Home / 107,057.28-147,737.04-59,309.58

Finding the Fourth Proportional to 107,057.28, 147,737.04 and 59,309.58

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Solution

The fourth proportional to 107,057.28, 147,737.04 and 59,309.58 is: 81,846.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,057.28 : 147,737.04 = 59,309.58 : x
  2. Step 2: Convert to fraction form
    107,057.28/147,737.04 = 59,309.58/x
  3. Step 3: Cross multiply
    107,057.28x = 147,737.04 × 59,309.58
  4. Step 4: Simplify right side
    107,057.28x = 8,762,221,792.84
  5. Step 5: Solve for x
    x = 8,762,221,792.84/107,057.28
  6. Step 6: Final answer
    x = 81,846.11

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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.