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Finding the Fourth Proportional to 93,307.20, 139,966.20 and 26,752.20

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Solution

The fourth proportional to 93,307.20, 139,966.20 and 26,752.20 is: 40,129.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,307.20 : 139,966.20 = 26,752.20 : x
  2. Step 2: Convert to fraction form
    93,307.20/139,966.20 = 26,752.20/x
  3. Step 3: Cross multiply
    93,307.20x = 139,966.20 × 26,752.20
  4. Step 4: Simplify right side
    93,307.20x = 3,744,403,775.64
  5. Step 5: Solve for x
    x = 3,744,403,775.64/93,307.20
  6. Step 6: Final answer
    x = 40,129.85

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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.