Home / 163,877.50-245,799.78-119,590.75

Finding the Fourth Proportional to 163,877.50, 245,799.78 and 119,590.75

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Solution

The fourth proportional to 163,877.50, 245,799.78 and 119,590.75 is: 179,374.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,877.50 : 245,799.78 = 119,590.75 : x
  2. Step 2: Convert to fraction form
    163,877.50/245,799.78 = 119,590.75/x
  3. Step 3: Cross multiply
    163,877.50x = 245,799.78 × 119,590.75
  4. Step 4: Simplify right side
    163,877.50x = 29,395,380,040.04
  5. Step 5: Solve for x
    x = 29,395,380,040.04/163,877.50
  6. Step 6: Final answer
    x = 179,374.11

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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.