Home / 153,928.40-230,892.60-94,830.80

Finding the Fourth Proportional to 153,928.40, 230,892.60 and 94,830.80

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Solution

The fourth proportional to 153,928.40, 230,892.60 and 94,830.80 is: 142,246.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,928.40 : 230,892.60 = 94,830.80 : x
  2. Step 2: Convert to fraction form
    153,928.40/230,892.60 = 94,830.80/x
  3. Step 3: Cross multiply
    153,928.40x = 230,892.60 × 94,830.80
  4. Step 4: Simplify right side
    153,928.40x = 21,895,729,972.08
  5. Step 5: Solve for x
    x = 21,895,729,972.08/153,928.40
  6. Step 6: Final answer
    x = 142,246.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.