Home / 153,152.48-229,765.44-74,174.40

Finding the Fourth Proportional to 153,152.48, 229,765.44 and 74,174.40

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Solution

The fourth proportional to 153,152.48, 229,765.44 and 74,174.40 is: 111,279.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,152.48 : 229,765.44 = 74,174.40 : x
  2. Step 2: Convert to fraction form
    153,152.48/229,765.44 = 74,174.40/x
  3. Step 3: Cross multiply
    153,152.48x = 229,765.44 × 74,174.40
  4. Step 4: Simplify right side
    153,152.48x = 17,042,713,652.74
  5. Step 5: Solve for x
    x = 17,042,713,652.74/153,152.48
  6. Step 6: Final answer
    x = 111,279.38

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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.