Home / 66,911.27-92,337.44-38,616.93

Finding the Fourth Proportional to 66,911.27, 92,337.44 and 38,616.93

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Solution

The fourth proportional to 66,911.27, 92,337.44 and 38,616.93 is: 53,291.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,911.27 : 92,337.44 = 38,616.93 : x
  2. Step 2: Convert to fraction form
    66,911.27/92,337.44 = 38,616.93/x
  3. Step 3: Cross multiply
    66,911.27x = 92,337.44 × 38,616.93
  4. Step 4: Simplify right side
    66,911.27x = 3,565,788,263.77
  5. Step 5: Solve for x
    x = 3,565,788,263.77/66,911.27
  6. Step 6: Final answer
    x = 53,291.30

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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.