Home / 229,510.10-344,265.15-71,738.30

Finding the Fourth Proportional to 229,510.10, 344,265.15 and 71,738.30

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Solution

The fourth proportional to 229,510.10, 344,265.15 and 71,738.30 is: 107,607.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,510.10 : 344,265.15 = 71,738.30 : x
  2. Step 2: Convert to fraction form
    229,510.10/344,265.15 = 71,738.30/x
  3. Step 3: Cross multiply
    229,510.10x = 344,265.15 × 71,738.30
  4. Step 4: Simplify right side
    229,510.10x = 24,696,996,610.25
  5. Step 5: Solve for x
    x = 24,696,996,610.25/229,510.10
  6. Step 6: Final answer
    x = 107,607.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.