Home / 107,498.60-148,306.70-69,255.26

Finding the Fourth Proportional to 107,498.60, 148,306.70 and 69,255.26

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Solution

The fourth proportional to 107,498.60, 148,306.70 and 69,255.26 is: 95,545.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,498.60 : 148,306.70 = 69,255.26 : x
  2. Step 2: Convert to fraction form
    107,498.60/148,306.70 = 69,255.26/x
  3. Step 3: Cross multiply
    107,498.60x = 148,306.70 × 69,255.26
  4. Step 4: Simplify right side
    107,498.60x = 10,271,019,068.24
  5. Step 5: Solve for x
    x = 10,271,019,068.24/107,498.60
  6. Step 6: Final answer
    x = 95,545.61

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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.