Home / 67,285.86-92,854.77-38,606.66

Finding the Fourth Proportional to 67,285.86, 92,854.77 and 38,606.66

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Solution

The fourth proportional to 67,285.86, 92,854.77 and 38,606.66 is: 53,277.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,285.86 : 92,854.77 = 38,606.66 : x
  2. Step 2: Convert to fraction form
    67,285.86/92,854.77 = 38,606.66/x
  3. Step 3: Cross multiply
    67,285.86x = 92,854.77 × 38,606.66
  4. Step 4: Simplify right side
    67,285.86x = 3,584,812,534.77
  5. Step 5: Solve for x
    x = 3,584,812,534.77/67,285.86
  6. Step 6: Final answer
    x = 53,277.35

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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.