Home / 58,139.30-87,237.76-23,078.18

Finding the Fourth Proportional to 58,139.30, 87,237.76 and 23,078.18

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Solution

The fourth proportional to 58,139.30, 87,237.76 and 23,078.18 is: 34,628.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,139.30 : 87,237.76 = 23,078.18 : x
  2. Step 2: Convert to fraction form
    58,139.30/87,237.76 = 23,078.18/x
  3. Step 3: Cross multiply
    58,139.30x = 87,237.76 × 23,078.18
  4. Step 4: Simplify right side
    58,139.30x = 2,013,288,728.08
  5. Step 5: Solve for x
    x = 2,013,288,728.08/58,139.30
  6. Step 6: Final answer
    x = 34,628.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.