Home / 86,006.02-129,024.15-39,263.62

Finding the Fourth Proportional to 86,006.02, 129,024.15 and 39,263.62

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Solution

The fourth proportional to 86,006.02, 129,024.15 and 39,263.62 is: 58,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,006.02 : 129,024.15 = 39,263.62 : x
  2. Step 2: Convert to fraction form
    86,006.02/129,024.15 = 39,263.62/x
  3. Step 3: Cross multiply
    86,006.02x = 129,024.15 × 39,263.62
  4. Step 4: Simplify right side
    86,006.02x = 5,065,955,196.42
  5. Step 5: Solve for x
    x = 5,065,955,196.42/86,006.02
  6. Step 6: Final answer
    x = 58,902.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.