Home / 57,511.47-79,347.51-32,356.11

Finding the Fourth Proportional to 57,511.47, 79,347.51 and 32,356.11

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Solution

The fourth proportional to 57,511.47, 79,347.51 and 32,356.11 is: 44,641.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,511.47 : 79,347.51 = 32,356.11 : x
  2. Step 2: Convert to fraction form
    57,511.47/79,347.51 = 32,356.11/x
  3. Step 3: Cross multiply
    57,511.47x = 79,347.51 × 32,356.11
  4. Step 4: Simplify right side
    57,511.47x = 2,567,376,761.79
  5. Step 5: Solve for x
    x = 2,567,376,761.79/57,511.47
  6. Step 6: Final answer
    x = 44,641.13

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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.