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Finding the Fourth Proportional to 60,098.64, 90,143.64 and 26,821.68

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Solution

The fourth proportional to 60,098.64, 90,143.64 and 26,821.68 is: 40,230.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,098.64 : 90,143.64 = 26,821.68 : x
  2. Step 2: Convert to fraction form
    60,098.64/90,143.64 = 26,821.68/x
  3. Step 3: Cross multiply
    60,098.64x = 90,143.64 × 26,821.68
  4. Step 4: Simplify right side
    60,098.64x = 2,417,803,866.12
  5. Step 5: Solve for x
    x = 2,417,803,866.12/60,098.64
  6. Step 6: Final answer
    x = 40,230.59

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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.