Home / 55,071.38-76,004.98-32,715.38

Finding the Fourth Proportional to 55,071.38, 76,004.98 and 32,715.38

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Solution

The fourth proportional to 55,071.38, 76,004.98 and 32,715.38 is: 45,151.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,071.38 : 76,004.98 = 32,715.38 : x
  2. Step 2: Convert to fraction form
    55,071.38/76,004.98 = 32,715.38/x
  3. Step 3: Cross multiply
    55,071.38x = 76,004.98 × 32,715.38
  4. Step 4: Simplify right side
    55,071.38x = 2,486,531,340.78
  5. Step 5: Solve for x
    x = 2,486,531,340.78/55,071.38
  6. Step 6: Final answer
    x = 45,151.07

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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.