Home / 142,979.60-214,399.53-58,717.24

Finding the Fourth Proportional to 142,979.60, 214,399.53 and 58,717.24

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Solution

The fourth proportional to 142,979.60, 214,399.53 and 58,717.24 is: 88,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,979.60 : 214,399.53 = 58,717.24 : x
  2. Step 2: Convert to fraction form
    142,979.60/214,399.53 = 58,717.24/x
  3. Step 3: Cross multiply
    142,979.60x = 214,399.53 × 58,717.24
  4. Step 4: Simplify right side
    142,979.60x = 12,588,948,122.90
  5. Step 5: Solve for x
    x = 12,588,948,122.90/142,979.60
  6. Step 6: Final answer
    x = 88,047.16

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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.