Home / 132,529.74-182,889.63-72,101.58

Finding the Fourth Proportional to 132,529.74, 182,889.63 and 72,101.58

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Solution

The fourth proportional to 132,529.74, 182,889.63 and 72,101.58 is: 99,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,529.74 : 182,889.63 = 72,101.58 : x
  2. Step 2: Convert to fraction form
    132,529.74/182,889.63 = 72,101.58/x
  3. Step 3: Cross multiply
    132,529.74x = 182,889.63 × 72,101.58
  4. Step 4: Simplify right side
    132,529.74x = 13,186,631,288.62
  5. Step 5: Solve for x
    x = 13,186,631,288.62/132,529.74
  6. Step 6: Final answer
    x = 99,499.41

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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.