Home / 179,711.60-269,567.40-127,223.60

Finding the Fourth Proportional to 179,711.60, 269,567.40 and 127,223.60

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Solution

The fourth proportional to 179,711.60, 269,567.40 and 127,223.60 is: 190,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,711.60 : 269,567.40 = 127,223.60 : x
  2. Step 2: Convert to fraction form
    179,711.60/269,567.40 = 127,223.60/x
  3. Step 3: Cross multiply
    179,711.60x = 269,567.40 × 127,223.60
  4. Step 4: Simplify right side
    179,711.60x = 34,295,335,070.64
  5. Step 5: Solve for x
    x = 34,295,335,070.64/179,711.60
  6. Step 6: Final answer
    x = 190,835.40

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1.5x scale

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.