Home / 140,423.02-193,725.75-98,006.38

Finding the Fourth Proportional to 140,423.02, 193,725.75 and 98,006.38

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Solution

The fourth proportional to 140,423.02, 193,725.75 and 98,006.38 is: 135,208.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,423.02 : 193,725.75 = 98,006.38 : x
  2. Step 2: Convert to fraction form
    140,423.02/193,725.75 = 98,006.38/x
  3. Step 3: Cross multiply
    140,423.02x = 193,725.75 × 98,006.38
  4. Step 4: Simplify right side
    140,423.02x = 18,986,359,470.29
  5. Step 5: Solve for x
    x = 18,986,359,470.29/140,423.02
  6. Step 6: Final answer
    x = 135,208.31

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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.