Home / 173,369.80-239,281.38-112,191.40

Finding the Fourth Proportional to 173,369.80, 239,281.38 and 112,191.40

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Solution

The fourth proportional to 173,369.80, 239,281.38 and 112,191.40 is: 154,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,369.80 : 239,281.38 = 112,191.40 : x
  2. Step 2: Convert to fraction form
    173,369.80/239,281.38 = 112,191.40/x
  3. Step 3: Cross multiply
    173,369.80x = 239,281.38 × 112,191.40
  4. Step 4: Simplify right side
    173,369.80x = 26,845,313,016.13
  5. Step 5: Solve for x
    x = 26,845,313,016.13/173,369.80
  6. Step 6: Final answer
    x = 154,844.23

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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.