Home / 157,921.50-236,898.18-51,301.02

Finding the Fourth Proportional to 157,921.50, 236,898.18 and 51,301.02

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Solution

The fourth proportional to 157,921.50, 236,898.18 and 51,301.02 is: 76,956.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,921.50 : 236,898.18 = 51,301.02 : x
  2. Step 2: Convert to fraction form
    157,921.50/236,898.18 = 51,301.02/x
  3. Step 3: Cross multiply
    157,921.50x = 236,898.18 × 51,301.02
  4. Step 4: Simplify right side
    157,921.50x = 12,153,118,270.14
  5. Step 5: Solve for x
    x = 12,153,118,270.14/157,921.50
  6. Step 6: Final answer
    x = 76,956.70

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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.