Home / 179,191.04-247,281.66-125,456.45

Finding the Fourth Proportional to 179,191.04, 247,281.66 and 125,456.45

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Solution

The fourth proportional to 179,191.04, 247,281.66 and 125,456.45 is: 173,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,191.04 : 247,281.66 = 125,456.45 : x
  2. Step 2: Convert to fraction form
    179,191.04/247,281.66 = 125,456.45/x
  3. Step 3: Cross multiply
    179,191.04x = 247,281.66 × 125,456.45
  4. Step 4: Simplify right side
    179,191.04x = 31,023,077,977.30
  5. Step 5: Solve for x
    x = 31,023,077,977.30/179,191.04
  6. Step 6: Final answer
    x = 173,128.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.