Home / 250,423.72-345,587.70-137,244.04

Finding the Fourth Proportional to 250,423.72, 345,587.70 and 137,244.04

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Solution

The fourth proportional to 250,423.72, 345,587.70 and 137,244.04 is: 189,398.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,423.72 : 345,587.70 = 137,244.04 : x
  2. Step 2: Convert to fraction form
    250,423.72/345,587.70 = 137,244.04/x
  3. Step 3: Cross multiply
    250,423.72x = 345,587.70 × 137,244.04
  4. Step 4: Simplify right side
    250,423.72x = 47,429,852,122.31
  5. Step 5: Solve for x
    x = 47,429,852,122.31/250,423.72
  6. Step 6: Final answer
    x = 189,398.40

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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.