Home / 186,734.79-257,693.61-101,851.86

Finding the Fourth Proportional to 186,734.79, 257,693.61 and 101,851.86

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Solution

The fourth proportional to 186,734.79, 257,693.61 and 101,851.86 is: 140,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,734.79 : 257,693.61 = 101,851.86 : x
  2. Step 2: Convert to fraction form
    186,734.79/257,693.61 = 101,851.86/x
  3. Step 3: Cross multiply
    186,734.79x = 257,693.61 × 101,851.86
  4. Step 4: Simplify right side
    186,734.79x = 26,246,573,488.61
  5. Step 5: Solve for x
    x = 26,246,573,488.61/186,734.79
  6. Step 6: Final answer
    x = 140,555.35

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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.