Home / 186,335.16-257,141.88-101,452.20

Finding the Fourth Proportional to 186,335.16, 257,141.88 and 101,452.20

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Solution

The fourth proportional to 186,335.16, 257,141.88 and 101,452.20 is: 140,003.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,335.16 : 257,141.88 = 101,452.20 : x
  2. Step 2: Convert to fraction form
    186,335.16/257,141.88 = 101,452.20/x
  3. Step 3: Cross multiply
    186,335.16x = 257,141.88 × 101,452.20
  4. Step 4: Simplify right side
    186,335.16x = 26,087,609,438.14
  5. Step 5: Solve for x
    x = 26,087,609,438.14/186,335.16
  6. Step 6: Final answer
    x = 140,003.69

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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.