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Finding the Fourth Proportional to 93,649.57, 129,211.50 and 53,362.47

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Solution

The fourth proportional to 93,649.57, 129,211.50 and 53,362.47 is: 73,626.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,649.57 : 129,211.50 = 53,362.47 : x
  2. Step 2: Convert to fraction form
    93,649.57/129,211.50 = 53,362.47/x
  3. Step 3: Cross multiply
    93,649.57x = 129,211.50 × 53,362.47
  4. Step 4: Simplify right side
    93,649.57x = 6,895,044,792.41
  5. Step 5: Solve for x
    x = 6,895,044,792.41/93,649.57
  6. Step 6: Final answer
    x = 73,626.02

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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.