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Finding the Fourth Proportional to 93,314.20, 140,117.10 and 53,948.20

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Solution

The fourth proportional to 93,314.20, 140,117.10 and 53,948.20 is: 81,006.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,314.20 : 140,117.10 = 53,948.20 : x
  2. Step 2: Convert to fraction form
    93,314.20/140,117.10 = 53,948.20/x
  3. Step 3: Cross multiply
    93,314.20x = 140,117.10 × 53,948.20
  4. Step 4: Simplify right side
    93,314.20x = 7,559,065,334.22
  5. Step 5: Solve for x
    x = 7,559,065,334.22/93,314.20
  6. Step 6: Final answer
    x = 81,006.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.