Home / 156,937.70-235,402.89-38,610.08

Finding the Fourth Proportional to 156,937.70, 235,402.89 and 38,610.08

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Solution

The fourth proportional to 156,937.70, 235,402.89 and 38,610.08 is: 57,914.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,937.70 : 235,402.89 = 38,610.08 : x
  2. Step 2: Convert to fraction form
    156,937.70/235,402.89 = 38,610.08/x
  3. Step 3: Cross multiply
    156,937.70x = 235,402.89 × 38,610.08
  4. Step 4: Simplify right side
    156,937.70x = 9,088,924,415.13
  5. Step 5: Solve for x
    x = 9,088,924,415.13/156,937.70
  6. Step 6: Final answer
    x = 57,914.22

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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.