Home / 60,501.36-83,419.56-39,272.88

Finding the Fourth Proportional to 60,501.36, 83,419.56 and 39,272.88

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Solution

The fourth proportional to 60,501.36, 83,419.56 and 39,272.88 is: 54,149.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,501.36 : 83,419.56 = 39,272.88 : x
  2. Step 2: Convert to fraction form
    60,501.36/83,419.56 = 39,272.88/x
  3. Step 3: Cross multiply
    60,501.36x = 83,419.56 × 39,272.88
  4. Step 4: Simplify right side
    60,501.36x = 3,276,126,369.53
  5. Step 5: Solve for x
    x = 3,276,126,369.53/60,501.36
  6. Step 6: Final answer
    x = 54,149.63

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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.