Home / 58,278.18-80,424.20-34,416.62

Finding the Fourth Proportional to 58,278.18, 80,424.20 and 34,416.62

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Solution

The fourth proportional to 58,278.18, 80,424.20 and 34,416.62 is: 47,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,278.18 : 80,424.20 = 34,416.62 : x
  2. Step 2: Convert to fraction form
    58,278.18/80,424.20 = 34,416.62/x
  3. Step 3: Cross multiply
    58,278.18x = 80,424.20 × 34,416.62
  4. Step 4: Simplify right side
    58,278.18x = 2,767,928,556.00
  5. Step 5: Solve for x
    x = 2,767,928,556.00/58,278.18
  6. Step 6: Final answer
    x = 47,495.11

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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.