Home / 42,177.45-58,219.53-27,111.45

Finding the Fourth Proportional to 42,177.45, 58,219.53 and 27,111.45

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Solution

The fourth proportional to 42,177.45, 58,219.53 and 27,111.45 is: 37,423.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,177.45 : 58,219.53 = 27,111.45 : x
  2. Step 2: Convert to fraction form
    42,177.45/58,219.53 = 27,111.45/x
  3. Step 3: Cross multiply
    42,177.45x = 58,219.53 × 27,111.45
  4. Step 4: Simplify right side
    42,177.45x = 1,578,415,876.62
  5. Step 5: Solve for x
    x = 1,578,415,876.62/42,177.45
  6. Step 6: Final answer
    x = 37,423.22

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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.