Home / 42,792.70-59,034.06-27,690.25

Finding the Fourth Proportional to 42,792.70, 59,034.06 and 27,690.25

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Solution

The fourth proportional to 42,792.70, 59,034.06 and 27,690.25 is: 38,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,792.70 : 59,034.06 = 27,690.25 : x
  2. Step 2: Convert to fraction form
    42,792.70/59,034.06 = 27,690.25/x
  3. Step 3: Cross multiply
    42,792.70x = 59,034.06 × 27,690.25
  4. Step 4: Simplify right side
    42,792.70x = 1,634,667,879.92
  5. Step 5: Solve for x
    x = 1,634,667,879.92/42,792.70
  6. Step 6: Final answer
    x = 38,199.69

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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.