Home / 45,510.83-62,662.02-38,691.44

Finding the Fourth Proportional to 45,510.83, 62,662.02 and 38,691.44

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Solution

The fourth proportional to 45,510.83, 62,662.02 and 38,691.44 is: 53,272.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,510.83 : 62,662.02 = 38,691.44 : x
  2. Step 2: Convert to fraction form
    45,510.83/62,662.02 = 38,691.44/x
  3. Step 3: Cross multiply
    45,510.83x = 62,662.02 × 38,691.44
  4. Step 4: Simplify right side
    45,510.83x = 2,424,483,787.11
  5. Step 5: Solve for x
    x = 2,424,483,787.11/45,510.83
  6. Step 6: Final answer
    x = 53,272.68

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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.