Home / 157,760.40-236,500.23-57,897.72

Finding the Fourth Proportional to 157,760.40, 236,500.23 and 57,897.72

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Solution

The fourth proportional to 157,760.40, 236,500.23 and 57,897.72 is: 86,795.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,760.40 : 236,500.23 = 57,897.72 : x
  2. Step 2: Convert to fraction form
    157,760.40/236,500.23 = 57,897.72/x
  3. Step 3: Cross multiply
    157,760.40x = 236,500.23 × 57,897.72
  4. Step 4: Simplify right side
    157,760.40x = 13,692,824,096.48
  5. Step 5: Solve for x
    x = 13,692,824,096.48/157,760.40
  6. Step 6: Final answer
    x = 86,795.06

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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.