Home / 42,222.35-58,276.59-27,885.03

Finding the Fourth Proportional to 42,222.35, 58,276.59 and 27,885.03

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Solution

The fourth proportional to 42,222.35, 58,276.59 and 27,885.03 is: 38,487.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,222.35 : 58,276.59 = 27,885.03 : x
  2. Step 2: Convert to fraction form
    42,222.35/58,276.59 = 27,885.03/x
  3. Step 3: Cross multiply
    42,222.35x = 58,276.59 × 27,885.03
  4. Step 4: Simplify right side
    42,222.35x = 1,625,044,460.45
  5. Step 5: Solve for x
    x = 1,625,044,460.45/42,222.35
  6. Step 6: Final answer
    x = 38,487.78

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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.