Home / 186,617.18-257,534.34-101,734.22

Finding the Fourth Proportional to 186,617.18, 257,534.34 and 101,734.22

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Solution

The fourth proportional to 186,617.18, 257,534.34 and 101,734.22 is: 140,394.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,617.18 : 257,534.34 = 101,734.22 : x
  2. Step 2: Convert to fraction form
    186,617.18/257,534.34 = 101,734.22/x
  3. Step 3: Cross multiply
    186,617.18x = 257,534.34 × 101,734.22
  4. Step 4: Simplify right side
    186,617.18x = 26,200,055,203.11
  5. Step 5: Solve for x
    x = 26,200,055,203.11/186,617.18
  6. Step 6: Final answer
    x = 140,394.66

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1.5x scale

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.