Home / 58,356.28-87,545.88-20,906.26

Finding the Fourth Proportional to 58,356.28, 87,545.88 and 20,906.26

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Solution

The fourth proportional to 58,356.28, 87,545.88 and 20,906.26 is: 31,363.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,356.28 : 87,545.88 = 20,906.26 : x
  2. Step 2: Convert to fraction form
    58,356.28/87,545.88 = 20,906.26/x
  3. Step 3: Cross multiply
    58,356.28x = 87,545.88 × 20,906.26
  4. Step 4: Simplify right side
    58,356.28x = 1,830,256,491.48
  5. Step 5: Solve for x
    x = 1,830,256,491.48/58,356.28
  6. Step 6: Final answer
    x = 31,363.49

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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.