Home / 48,285.90-72,342.18-29,557.08

Finding the Fourth Proportional to 48,285.90, 72,342.18 and 29,557.08

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Solution

The fourth proportional to 48,285.90, 72,342.18 and 29,557.08 is: 44,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,285.90 : 72,342.18 = 29,557.08 : x
  2. Step 2: Convert to fraction form
    48,285.90/72,342.18 = 29,557.08/x
  3. Step 3: Cross multiply
    48,285.90x = 72,342.18 × 29,557.08
  4. Step 4: Simplify right side
    48,285.90x = 2,138,223,601.63
  5. Step 5: Solve for x
    x = 2,138,223,601.63/48,285.90
  6. Step 6: Final answer
    x = 44,282.57

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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.