Home / 48,432.76-66,837.84-29,312.32

Finding the Fourth Proportional to 48,432.76, 66,837.84 and 29,312.32

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Solution

The fourth proportional to 48,432.76, 66,837.84 and 29,312.32 is: 40,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,432.76 : 66,837.84 = 29,312.32 : x
  2. Step 2: Convert to fraction form
    48,432.76/66,837.84 = 29,312.32/x
  3. Step 3: Cross multiply
    48,432.76x = 66,837.84 × 29,312.32
  4. Step 4: Simplify right side
    48,432.76x = 1,959,172,154.19
  5. Step 5: Solve for x
    x = 1,959,172,154.19/48,432.76
  6. Step 6: Final answer
    x = 40,451.38

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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.