Home / 158,391.34-218,580.02-94,729.14

Finding the Fourth Proportional to 158,391.34, 218,580.02 and 94,729.14

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Solution

The fourth proportional to 158,391.34, 218,580.02 and 94,729.14 is: 130,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,391.34 : 218,580.02 = 94,729.14 : x
  2. Step 2: Convert to fraction form
    158,391.34/218,580.02 = 94,729.14/x
  3. Step 3: Cross multiply
    158,391.34x = 218,580.02 × 94,729.14
  4. Step 4: Simplify right side
    158,391.34x = 20,705,897,315.78
  5. Step 5: Solve for x
    x = 20,705,897,315.78/158,391.34
  6. Step 6: Final answer
    x = 130,726.20

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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.