Home / 48,459.20-66,875.52-29,345.28

Finding the Fourth Proportional to 48,459.20, 66,875.52 and 29,345.28

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Solution

The fourth proportional to 48,459.20, 66,875.52 and 29,345.28 is: 40,497.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,459.20 : 66,875.52 = 29,345.28 : x
  2. Step 2: Convert to fraction form
    48,459.20/66,875.52 = 29,345.28/x
  3. Step 3: Cross multiply
    48,459.20x = 66,875.52 × 29,345.28
  4. Step 4: Simplify right side
    48,459.20x = 1,962,480,859.55
  5. Step 5: Solve for x
    x = 1,962,480,859.55/48,459.20
  6. Step 6: Final answer
    x = 40,497.59

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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.