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Finding the Fourth Proportional to 75,341.68, 104,079.52 and 60,214.48

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Solution

The fourth proportional to 75,341.68, 104,079.52 and 60,214.48 is: 83,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,341.68 : 104,079.52 = 60,214.48 : x
  2. Step 2: Convert to fraction form
    75,341.68/104,079.52 = 60,214.48/x
  3. Step 3: Cross multiply
    75,341.68x = 104,079.52 × 60,214.48
  4. Step 4: Simplify right side
    75,341.68x = 6,267,094,175.45
  5. Step 5: Solve for x
    x = 6,267,094,175.45/75,341.68
  6. Step 6: Final answer
    x = 83,182.30

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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.