Home / 186,346.17-257,158.31-101,463.75

Finding the Fourth Proportional to 186,346.17, 257,158.31 and 101,463.75

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Solution

The fourth proportional to 186,346.17, 257,158.31 and 101,463.75 is: 140,020.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,346.17 : 257,158.31 = 101,463.75 : x
  2. Step 2: Convert to fraction form
    186,346.17/257,158.31 = 101,463.75/x
  3. Step 3: Cross multiply
    186,346.17x = 257,158.31 × 101,463.75
  4. Step 4: Simplify right side
    186,346.17x = 26,092,245,968.94
  5. Step 5: Solve for x
    x = 26,092,245,968.94/186,346.17
  6. Step 6: Final answer
    x = 140,020.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.