Home / 52,386.11-72,294.36-28,514.33

Finding the Fourth Proportional to 52,386.11, 72,294.36 and 28,514.33

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Solution

The fourth proportional to 52,386.11, 72,294.36 and 28,514.33 is: 39,350.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,386.11 : 72,294.36 = 28,514.33 : x
  2. Step 2: Convert to fraction form
    52,386.11/72,294.36 = 28,514.33/x
  3. Step 3: Cross multiply
    52,386.11x = 72,294.36 × 28,514.33
  4. Step 4: Simplify right side
    52,386.11x = 2,061,424,876.71
  5. Step 5: Solve for x
    x = 2,061,424,876.71/52,386.11
  6. Step 6: Final answer
    x = 39,350.60

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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.