Home / 186,617.46-257,526.96-101,734.50

Finding the Fourth Proportional to 186,617.46, 257,526.96 and 101,734.50

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Solution

The fourth proportional to 186,617.46, 257,526.96 and 101,734.50 is: 140,390.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,617.46 : 257,526.96 = 101,734.50 : x
  2. Step 2: Convert to fraction form
    186,617.46/257,526.96 = 101,734.50/x
  3. Step 3: Cross multiply
    186,617.46x = 257,526.96 × 101,734.50
  4. Step 4: Simplify right side
    186,617.46x = 26,199,376,512.12
  5. Step 5: Solve for x
    x = 26,199,376,512.12/186,617.46
  6. Step 6: Final answer
    x = 140,390.81

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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.