Home / 42,788.14-59,027.98-27,685.72

Finding the Fourth Proportional to 42,788.14, 59,027.98 and 27,685.72

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Solution

The fourth proportional to 42,788.14, 59,027.98 and 27,685.72 is: 38,193.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,788.14 : 59,027.98 = 27,685.72 : x
  2. Step 2: Convert to fraction form
    42,788.14/59,027.98 = 27,685.72/x
  3. Step 3: Cross multiply
    42,788.14x = 59,027.98 × 27,685.72
  4. Step 4: Simplify right side
    42,788.14x = 1,634,232,126.45
  5. Step 5: Solve for x
    x = 1,634,232,126.45/42,788.14
  6. Step 6: Final answer
    x = 38,193.58

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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.