Home / 42,823.13-59,121.83-27,945.05

Finding the Fourth Proportional to 42,823.13, 59,121.83 and 27,945.05

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Solution

The fourth proportional to 42,823.13, 59,121.83 and 27,945.05 is: 38,581.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,823.13 : 59,121.83 = 27,945.05 : x
  2. Step 2: Convert to fraction form
    42,823.13/59,121.83 = 27,945.05/x
  3. Step 3: Cross multiply
    42,823.13x = 59,121.83 × 27,945.05
  4. Step 4: Simplify right side
    42,823.13x = 1,652,162,269.69
  5. Step 5: Solve for x
    x = 1,652,162,269.69/42,823.13
  6. Step 6: Final answer
    x = 38,581.08

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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.