Home / 186,417.28-257,256.24-101,534.08

Finding the Fourth Proportional to 186,417.28, 257,256.24 and 101,534.08

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Solution

The fourth proportional to 186,417.28, 257,256.24 and 101,534.08 is: 140,117.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,417.28 : 257,256.24 = 101,534.08 : x
  2. Step 2: Convert to fraction form
    186,417.28/257,256.24 = 101,534.08/x
  3. Step 3: Cross multiply
    186,417.28x = 257,256.24 × 101,534.08
  4. Step 4: Simplify right side
    186,417.28x = 26,120,275,652.66
  5. Step 5: Solve for x
    x = 26,120,275,652.66/186,417.28
  6. Step 6: Final answer
    x = 140,117.24

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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.