Home / 59,158.04-81,575.91-38,989.08

Finding the Fourth Proportional to 59,158.04, 81,575.91 and 38,989.08

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Solution

The fourth proportional to 59,158.04, 81,575.91 and 38,989.08 is: 53,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,158.04 : 81,575.91 = 38,989.08 : x
  2. Step 2: Convert to fraction form
    59,158.04/81,575.91 = 38,989.08/x
  3. Step 3: Cross multiply
    59,158.04x = 81,575.91 × 38,989.08
  4. Step 4: Simplify right side
    59,158.04x = 3,180,569,681.06
  5. Step 5: Solve for x
    x = 3,180,569,681.06/59,158.04
  6. Step 6: Final answer
    x = 53,763.95

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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.