Home / 153,977.60-230,923.20-48,828.80

Finding the Fourth Proportional to 153,977.60, 230,923.20 and 48,828.80

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Solution

The fourth proportional to 153,977.60, 230,923.20 and 48,828.80 is: 73,229.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,977.60 : 230,923.20 = 48,828.80 : x
  2. Step 2: Convert to fraction form
    153,977.60/230,923.20 = 48,828.80/x
  3. Step 3: Cross multiply
    153,977.60x = 230,923.20 × 48,828.80
  4. Step 4: Simplify right side
    153,977.60x = 11,275,702,748.16
  5. Step 5: Solve for x
    x = 11,275,702,748.16/153,977.60
  6. Step 6: Final answer
    x = 73,229.50

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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.