Home / 92,861.27-128,156.49-52,582.13

Finding the Fourth Proportional to 92,861.27, 128,156.49 and 52,582.13

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Solution

The fourth proportional to 92,861.27, 128,156.49 and 52,582.13 is: 72,567.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,861.27 : 128,156.49 = 52,582.13 : x
  2. Step 2: Convert to fraction form
    92,861.27/128,156.49 = 52,582.13/x
  3. Step 3: Cross multiply
    92,861.27x = 128,156.49 × 52,582.13
  4. Step 4: Simplify right side
    92,861.27x = 6,738,740,954.61
  5. Step 5: Solve for x
    x = 6,738,740,954.61/92,861.27
  6. Step 6: Final answer
    x = 72,567.83

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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.