Home / 155,108.40-232,703.10-49,929.90

Finding the Fourth Proportional to 155,108.40, 232,703.10 and 49,929.90

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Solution

The fourth proportional to 155,108.40, 232,703.10 and 49,929.90 is: 74,907.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,108.40 : 232,703.10 = 49,929.90 : x
  2. Step 2: Convert to fraction form
    155,108.40/232,703.10 = 49,929.90/x
  3. Step 3: Cross multiply
    155,108.40x = 232,703.10 × 49,929.90
  4. Step 4: Simplify right side
    155,108.40x = 11,618,842,512.69
  5. Step 5: Solve for x
    x = 11,618,842,512.69/155,108.40
  6. Step 6: Final answer
    x = 74,907.89

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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.