Home / 153,009.86-229,420.82-53,127.14

Finding the Fourth Proportional to 153,009.86, 229,420.82 and 53,127.14

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Solution

The fourth proportional to 153,009.86, 229,420.82 and 53,127.14 is: 79,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,009.86 : 229,420.82 = 53,127.14 : x
  2. Step 2: Convert to fraction form
    153,009.86/229,420.82 = 53,127.14/x
  3. Step 3: Cross multiply
    153,009.86x = 229,420.82 × 53,127.14
  4. Step 4: Simplify right side
    153,009.86x = 12,188,472,023.05
  5. Step 5: Solve for x
    x = 12,188,472,023.05/153,009.86
  6. Step 6: Final answer
    x = 79,658.08

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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.