Home / 153,114.20-229,655.10-47,927.60

Finding the Fourth Proportional to 153,114.20, 229,655.10 and 47,927.60

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Solution

The fourth proportional to 153,114.20, 229,655.10 and 47,927.60 is: 71,886.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,114.20 : 229,655.10 = 47,927.60 : x
  2. Step 2: Convert to fraction form
    153,114.20/229,655.10 = 47,927.60/x
  3. Step 3: Cross multiply
    153,114.20x = 229,655.10 × 47,927.60
  4. Step 4: Simplify right side
    153,114.20x = 11,006,817,770.76
  5. Step 5: Solve for x
    x = 11,006,817,770.76/153,114.20
  6. Step 6: Final answer
    x = 71,886.33

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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.