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Finding the Fourth Proportional to 65,737.80, 98,533.80 and 36,176.85

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Solution

The fourth proportional to 65,737.80, 98,533.80 and 36,176.85 is: 54,225.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,737.80 : 98,533.80 = 36,176.85 : x
  2. Step 2: Convert to fraction form
    65,737.80/98,533.80 = 36,176.85/x
  3. Step 3: Cross multiply
    65,737.80x = 98,533.80 × 36,176.85
  4. Step 4: Simplify right side
    65,737.80x = 3,564,642,502.53
  5. Step 5: Solve for x
    x = 3,564,642,502.53/65,737.80
  6. Step 6: Final answer
    x = 54,225.16

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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.