Home / 96,959.28-145,434.66-30,397.92

Finding the Fourth Proportional to 96,959.28, 145,434.66 and 30,397.92

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Solution

The fourth proportional to 96,959.28, 145,434.66 and 30,397.92 is: 45,595.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,959.28 : 145,434.66 = 30,397.92 : x
  2. Step 2: Convert to fraction form
    96,959.28/145,434.66 = 30,397.92/x
  3. Step 3: Cross multiply
    96,959.28x = 145,434.66 × 30,397.92
  4. Step 4: Simplify right side
    96,959.28x = 4,420,911,159.91
  5. Step 5: Solve for x
    x = 4,420,911,159.91/96,959.28
  6. Step 6: Final answer
    x = 45,595.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.