Home / 67,772.40-93,558.96-45,124.80

Finding the Fourth Proportional to 67,772.40, 93,558.96 and 45,124.80

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Solution

The fourth proportional to 67,772.40, 93,558.96 and 45,124.80 is: 62,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,772.40 : 93,558.96 = 45,124.80 : x
  2. Step 2: Convert to fraction form
    67,772.40/93,558.96 = 45,124.80/x
  3. Step 3: Cross multiply
    67,772.40x = 93,558.96 × 45,124.80
  4. Step 4: Simplify right side
    67,772.40x = 4,221,829,358.21
  5. Step 5: Solve for x
    x = 4,221,829,358.21/67,772.40
  6. Step 6: Final answer
    x = 62,294.23

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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.