Home / 173,744.80-239,795.04-125,980.72

Finding the Fourth Proportional to 173,744.80, 239,795.04 and 125,980.72

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Solution

The fourth proportional to 173,744.80, 239,795.04 and 125,980.72 is: 173,873.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,744.80 : 239,795.04 = 125,980.72 : x
  2. Step 2: Convert to fraction form
    173,744.80/239,795.04 = 125,980.72/x
  3. Step 3: Cross multiply
    173,744.80x = 239,795.04 × 125,980.72
  4. Step 4: Simplify right side
    173,744.80x = 30,209,551,791.63
  5. Step 5: Solve for x
    x = 30,209,551,791.63/173,744.80
  6. Step 6: Final answer
    x = 173,873.13

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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.