Home / 56,360.23-84,545.98-20,830.88

Finding the Fourth Proportional to 56,360.23, 84,545.98 and 20,830.88

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Solution

The fourth proportional to 56,360.23, 84,545.98 and 20,830.88 is: 31,248.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,360.23 : 84,545.98 = 20,830.88 : x
  2. Step 2: Convert to fraction form
    56,360.23/84,545.98 = 20,830.88/x
  3. Step 3: Cross multiply
    56,360.23x = 84,545.98 × 20,830.88
  4. Step 4: Simplify right side
    56,360.23x = 1,761,167,323.15
  5. Step 5: Solve for x
    x = 1,761,167,323.15/56,360.23
  6. Step 6: Final answer
    x = 31,248.41

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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.