Home / 132,427.99-182,754.21-72,002.69

Finding the Fourth Proportional to 132,427.99, 182,754.21 and 72,002.69

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Solution

The fourth proportional to 132,427.99, 182,754.21 and 72,002.69 is: 99,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,427.99 : 182,754.21 = 72,002.69 : x
  2. Step 2: Convert to fraction form
    132,427.99/182,754.21 = 72,002.69/x
  3. Step 3: Cross multiply
    132,427.99x = 182,754.21 × 72,002.69
  4. Step 4: Simplify right side
    132,427.99x = 13,158,794,728.82
  5. Step 5: Solve for x
    x = 13,158,794,728.82/132,427.99
  6. Step 6: Final answer
    x = 99,365.66

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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.