Home / 107,498.10-148,306.02-69,254.76

Finding the Fourth Proportional to 107,498.10, 148,306.02 and 69,254.76

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Solution

The fourth proportional to 107,498.10, 148,306.02 and 69,254.76 is: 95,544.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,498.10 : 148,306.02 = 69,254.76 : x
  2. Step 2: Convert to fraction form
    107,498.10/148,306.02 = 69,254.76/x
  3. Step 3: Cross multiply
    107,498.10x = 148,306.02 × 69,254.76
  4. Step 4: Simplify right side
    107,498.10x = 10,270,897,821.66
  5. Step 5: Solve for x
    x = 10,270,897,821.66/107,498.10
  6. Step 6: Final answer
    x = 95,544.92

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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.