Home / 58,663.91-80,934.98-38,531.70

Finding the Fourth Proportional to 58,663.91, 80,934.98 and 38,531.70

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Solution

The fourth proportional to 58,663.91, 80,934.98 and 38,531.70 is: 53,159.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,663.91 : 80,934.98 = 38,531.70 : x
  2. Step 2: Convert to fraction form
    58,663.91/80,934.98 = 38,531.70/x
  3. Step 3: Cross multiply
    58,663.91x = 80,934.98 × 38,531.70
  4. Step 4: Simplify right side
    58,663.91x = 3,118,562,176.21
  5. Step 5: Solve for x
    x = 3,118,562,176.21/58,663.91
  6. Step 6: Final answer
    x = 53,159.81

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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.