Home / 75,041.40-112,416.30-41,701.80

Finding the Fourth Proportional to 75,041.40, 112,416.30 and 41,701.80

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Solution

The fourth proportional to 75,041.40, 112,416.30 and 41,701.80 is: 62,471.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,041.40 : 112,416.30 = 41,701.80 : x
  2. Step 2: Convert to fraction form
    75,041.40/112,416.30 = 41,701.80/x
  3. Step 3: Cross multiply
    75,041.40x = 112,416.30 × 41,701.80
  4. Step 4: Simplify right side
    75,041.40x = 4,687,962,059.34
  5. Step 5: Solve for x
    x = 4,687,962,059.34/75,041.40
  6. Step 6: Final answer
    x = 62,471.68

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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.