Home / 186,480.31-257,342.86-101,597.38

Finding the Fourth Proportional to 186,480.31, 257,342.86 and 101,597.38

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Solution

The fourth proportional to 186,480.31, 257,342.86 and 101,597.38 is: 140,204.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,480.31 : 257,342.86 = 101,597.38 : x
  2. Step 2: Convert to fraction form
    186,480.31/257,342.86 = 101,597.38/x
  3. Step 3: Cross multiply
    186,480.31x = 257,342.86 × 101,597.38
  4. Step 4: Simplify right side
    186,480.31x = 26,145,360,337.71
  5. Step 5: Solve for x
    x = 26,145,360,337.71/186,480.31
  6. Step 6: Final answer
    x = 140,204.40

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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.