Home / 94,424.29-130,297.56-54,128.80

Finding the Fourth Proportional to 94,424.29, 130,297.56 and 54,128.80

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Solution

The fourth proportional to 94,424.29, 130,297.56 and 54,128.80 is: 74,693.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,424.29 : 130,297.56 = 54,128.80 : x
  2. Step 2: Convert to fraction form
    94,424.29/130,297.56 = 54,128.80/x
  3. Step 3: Cross multiply
    94,424.29x = 130,297.56 × 54,128.80
  4. Step 4: Simplify right side
    94,424.29x = 7,052,850,565.73
  5. Step 5: Solve for x
    x = 7,052,850,565.73/94,424.29
  6. Step 6: Final answer
    x = 74,693.18

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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.