Home / 75,011.85-103,526.15-43,182.09

Finding the Fourth Proportional to 75,011.85, 103,526.15 and 43,182.09

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Solution

The fourth proportional to 75,011.85, 103,526.15 and 43,182.09 is: 59,596.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,011.85 : 103,526.15 = 43,182.09 : x
  2. Step 2: Convert to fraction form
    75,011.85/103,526.15 = 43,182.09/x
  3. Step 3: Cross multiply
    75,011.85x = 103,526.15 × 43,182.09
  4. Step 4: Simplify right side
    75,011.85x = 4,470,475,310.74
  5. Step 5: Solve for x
    x = 4,470,475,310.74/75,011.85
  6. Step 6: Final answer
    x = 59,596.92

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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.