Home / 52,101.80-71,896.20-29,442.76

Finding the Fourth Proportional to 52,101.80, 71,896.20 and 29,442.76

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Solution

The fourth proportional to 52,101.80, 71,896.20 and 29,442.76 is: 40,628.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,101.80 : 71,896.20 = 29,442.76 : x
  2. Step 2: Convert to fraction form
    52,101.80/71,896.20 = 29,442.76/x
  3. Step 3: Cross multiply
    52,101.80x = 71,896.20 × 29,442.76
  4. Step 4: Simplify right side
    52,101.80x = 2,116,822,561.51
  5. Step 5: Solve for x
    x = 2,116,822,561.51/52,101.80
  6. Step 6: Final answer
    x = 40,628.59

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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.