Home / 153,279.33-229,928.70-48,102.45

Finding the Fourth Proportional to 153,279.33, 229,928.70 and 48,102.45

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Solution

The fourth proportional to 153,279.33, 229,928.70 and 48,102.45 is: 72,156.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,279.33 : 229,928.70 = 48,102.45 : x
  2. Step 2: Convert to fraction form
    153,279.33/229,928.70 = 48,102.45/x
  3. Step 3: Cross multiply
    153,279.33x = 229,928.70 × 48,102.45
  4. Step 4: Simplify right side
    153,279.33x = 11,060,133,795.32
  5. Step 5: Solve for x
    x = 11,060,133,795.32/153,279.33
  6. Step 6: Final answer
    x = 72,156.72

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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.