Home / 106,872.85-147,483.89-59,125.18

Finding the Fourth Proportional to 106,872.85, 147,483.89 and 59,125.18

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Solution

The fourth proportional to 106,872.85, 147,483.89 and 59,125.18 is: 81,592.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,872.85 : 147,483.89 = 59,125.18 : x
  2. Step 2: Convert to fraction form
    106,872.85/147,483.89 = 59,125.18/x
  3. Step 3: Cross multiply
    106,872.85x = 147,483.89 × 59,125.18
  4. Step 4: Simplify right side
    106,872.85x = 8,720,010,510.30
  5. Step 5: Solve for x
    x = 8,720,010,510.30/106,872.85
  6. Step 6: Final answer
    x = 81,592.38

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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.