Home / 58,401.60-80,601.68-38,275.52

Finding the Fourth Proportional to 58,401.60, 80,601.68 and 38,275.52

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Solution

The fourth proportional to 58,401.60, 80,601.68 and 38,275.52 is: 52,825.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,401.60 : 80,601.68 = 38,275.52 : x
  2. Step 2: Convert to fraction form
    58,401.60/80,601.68 = 38,275.52/x
  3. Step 3: Cross multiply
    58,401.60x = 80,601.68 × 38,275.52
  4. Step 4: Simplify right side
    58,401.60x = 3,085,071,214.87
  5. Step 5: Solve for x
    x = 3,085,071,214.87/58,401.60
  6. Step 6: Final answer
    x = 52,825.11

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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.