Home / 58,219.76-80,279.70-39,324.08

Finding the Fourth Proportional to 58,219.76, 80,279.70 and 39,324.08

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Solution

The fourth proportional to 58,219.76, 80,279.70 and 39,324.08 is: 54,224.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,219.76 : 80,279.70 = 39,324.08 : x
  2. Step 2: Convert to fraction form
    58,219.76/80,279.70 = 39,324.08/x
  3. Step 3: Cross multiply
    58,219.76x = 80,279.70 × 39,324.08
  4. Step 4: Simplify right side
    58,219.76x = 3,156,925,345.18
  5. Step 5: Solve for x
    x = 3,156,925,345.18/58,219.76
  6. Step 6: Final answer
    x = 54,224.29

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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.