Home / 58,246.60-87,312.30-23,139.40

Finding the Fourth Proportional to 58,246.60, 87,312.30 and 23,139.40

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Solution

The fourth proportional to 58,246.60, 87,312.30 and 23,139.40 is: 34,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,246.60 : 87,312.30 = 23,139.40 : x
  2. Step 2: Convert to fraction form
    58,246.60/87,312.30 = 23,139.40/x
  3. Step 3: Cross multiply
    58,246.60x = 87,312.30 × 23,139.40
  4. Step 4: Simplify right side
    58,246.60x = 2,020,354,234.62
  5. Step 5: Solve for x
    x = 2,020,354,234.62/58,246.60
  6. Step 6: Final answer
    x = 34,686.22

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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.