Home / 161,729.28-242,328.96-155,585.28

Finding the Fourth Proportional to 161,729.28, 242,328.96 and 155,585.28

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Solution

The fourth proportional to 161,729.28, 242,328.96 and 155,585.28 is: 233,123.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,729.28 : 242,328.96 = 155,585.28 : x
  2. Step 2: Convert to fraction form
    161,729.28/242,328.96 = 155,585.28/x
  3. Step 3: Cross multiply
    161,729.28x = 242,328.96 × 155,585.28
  4. Step 4: Simplify right side
    161,729.28x = 37,702,819,093.71
  5. Step 5: Solve for x
    x = 37,702,819,093.71/161,729.28
  6. Step 6: Final answer
    x = 233,123.03

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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.