Home / 67,663.18-93,376.56-37,447.74

Finding the Fourth Proportional to 67,663.18, 93,376.56 and 37,447.74

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Solution

The fourth proportional to 67,663.18, 93,376.56 and 37,447.74 is: 51,678.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,663.18 : 93,376.56 = 37,447.74 : x
  2. Step 2: Convert to fraction form
    67,663.18/93,376.56 = 37,447.74/x
  3. Step 3: Cross multiply
    67,663.18x = 93,376.56 × 37,447.74
  4. Step 4: Simplify right side
    67,663.18x = 3,496,741,140.97
  5. Step 5: Solve for x
    x = 3,496,741,140.97/67,663.18
  6. Step 6: Final answer
    x = 51,678.64

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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.