Home / 132,767.55-183,229.43-75,417.12

Finding the Fourth Proportional to 132,767.55, 183,229.43 and 75,417.12

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Solution

The fourth proportional to 132,767.55, 183,229.43 and 75,417.12 is: 104,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,767.55 : 183,229.43 = 75,417.12 : x
  2. Step 2: Convert to fraction form
    132,767.55/183,229.43 = 75,417.12/x
  3. Step 3: Cross multiply
    132,767.55x = 183,229.43 × 75,417.12
  4. Step 4: Simplify right side
    132,767.55x = 13,818,635,532.76
  5. Step 5: Solve for x
    x = 13,818,635,532.76/132,767.55
  6. Step 6: Final answer
    x = 104,081.42

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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.