Home / 223,080.60-307,908.04-127,617.24

Finding the Fourth Proportional to 223,080.60, 307,908.04 and 127,617.24

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Solution

The fourth proportional to 223,080.60, 307,908.04 and 127,617.24 is: 176,144.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,080.60 : 307,908.04 = 127,617.24 : x
  2. Step 2: Convert to fraction form
    223,080.60/307,908.04 = 127,617.24/x
  3. Step 3: Cross multiply
    223,080.60x = 307,908.04 × 127,617.24
  4. Step 4: Simplify right side
    223,080.60x = 39,294,374,238.61
  5. Step 5: Solve for x
    x = 39,294,374,238.61/223,080.60
  6. Step 6: Final answer
    x = 176,144.29

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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.