Home / 157,179.28-235,769.10-38,848.81

Finding the Fourth Proportional to 157,179.28, 235,769.10 and 38,848.81

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Solution

The fourth proportional to 157,179.28, 235,769.10 and 38,848.81 is: 58,273.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,179.28 : 235,769.10 = 38,848.81 : x
  2. Step 2: Convert to fraction form
    157,179.28/235,769.10 = 38,848.81/x
  3. Step 3: Cross multiply
    157,179.28x = 235,769.10 × 38,848.81
  4. Step 4: Simplify right side
    157,179.28x = 9,159,348,969.77
  5. Step 5: Solve for x
    x = 9,159,348,969.77/157,179.28
  6. Step 6: Final answer
    x = 58,273.26

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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.