Home / 48,207.90-72,238.95-40,772.10

Finding the Fourth Proportional to 48,207.90, 72,238.95 and 40,772.10

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Solution

The fourth proportional to 48,207.90, 72,238.95 and 40,772.10 is: 61,096.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,207.90 : 72,238.95 = 40,772.10 : x
  2. Step 2: Convert to fraction form
    48,207.90/72,238.95 = 40,772.10/x
  3. Step 3: Cross multiply
    48,207.90x = 72,238.95 × 40,772.10
  4. Step 4: Simplify right side
    48,207.90x = 2,945,333,693.30
  5. Step 5: Solve for x
    x = 2,945,333,693.30/48,207.90
  6. Step 6: Final answer
    x = 61,096.49

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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.