Home / 58,156.40-80,246.16-34,279.76

Finding the Fourth Proportional to 58,156.40, 80,246.16 and 34,279.76

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Solution

The fourth proportional to 58,156.40, 80,246.16 and 34,279.76 is: 47,300.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,156.40 : 80,246.16 = 34,279.76 : x
  2. Step 2: Convert to fraction form
    58,156.40/80,246.16 = 34,279.76/x
  3. Step 3: Cross multiply
    58,156.40x = 80,246.16 × 34,279.76
  4. Step 4: Simplify right side
    58,156.40x = 2,750,819,105.72
  5. Step 5: Solve for x
    x = 2,750,819,105.72/58,156.40
  6. Step 6: Final answer
    x = 47,300.37

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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.