Home / 107,609.76-148,500.77-59,214.65

Finding the Fourth Proportional to 107,609.76, 148,500.77 and 59,214.65

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Solution

The fourth proportional to 107,609.76, 148,500.77 and 59,214.65 is: 81,715.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,609.76 : 148,500.77 = 59,214.65 : x
  2. Step 2: Convert to fraction form
    107,609.76/148,500.77 = 59,214.65/x
  3. Step 3: Cross multiply
    107,609.76x = 148,500.77 × 59,214.65
  4. Step 4: Simplify right side
    107,609.76x = 8,793,420,525.81
  5. Step 5: Solve for x
    x = 8,793,420,525.81/107,609.76
  6. Step 6: Final answer
    x = 81,715.83

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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.