Home / 58,319.16-87,492.62-18,876.27

Finding the Fourth Proportional to 58,319.16, 87,492.62 and 18,876.27

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Solution

The fourth proportional to 58,319.16, 87,492.62 and 18,876.27 is: 28,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,319.16 : 87,492.62 = 18,876.27 : x
  2. Step 2: Convert to fraction form
    58,319.16/87,492.62 = 18,876.27/x
  3. Step 3: Cross multiply
    58,319.16x = 87,492.62 × 18,876.27
  4. Step 4: Simplify right side
    58,319.16x = 1,651,534,318.13
  5. Step 5: Solve for x
    x = 1,651,534,318.13/58,319.16
  6. Step 6: Final answer
    x = 28,318.90

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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.