Home / 56,545.82-78,027.44-32,680.17

Finding the Fourth Proportional to 56,545.82, 78,027.44 and 32,680.17

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Solution

The fourth proportional to 56,545.82, 78,027.44 and 32,680.17 is: 45,095.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,545.82 : 78,027.44 = 32,680.17 : x
  2. Step 2: Convert to fraction form
    56,545.82/78,027.44 = 32,680.17/x
  3. Step 3: Cross multiply
    56,545.82x = 78,027.44 × 32,680.17
  4. Step 4: Simplify right side
    56,545.82x = 2,549,949,840.46
  5. Step 5: Solve for x
    x = 2,549,949,840.46/56,545.82
  6. Step 6: Final answer
    x = 45,095.29

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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.