Home / 132,278.32-182,615.16-101,997.28

Finding the Fourth Proportional to 132,278.32, 182,615.16 and 101,997.28

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Solution

The fourth proportional to 132,278.32, 182,615.16 and 101,997.28 is: 140,811.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,278.32 : 182,615.16 = 101,997.28 : x
  2. Step 2: Convert to fraction form
    132,278.32/182,615.16 = 101,997.28/x
  3. Step 3: Cross multiply
    132,278.32x = 182,615.16 × 101,997.28
  4. Step 4: Simplify right side
    132,278.32x = 18,626,249,606.76
  5. Step 5: Solve for x
    x = 18,626,249,606.76/132,278.32
  6. Step 6: Final answer
    x = 140,811.05

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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.