Home / 75,064.39-112,622.70-47,005.18

Finding the Fourth Proportional to 75,064.39, 112,622.70 and 47,005.18

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Solution

The fourth proportional to 75,064.39, 112,622.70 and 47,005.18 is: 70,524.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,064.39 : 112,622.70 = 47,005.18 : x
  2. Step 2: Convert to fraction form
    75,064.39/112,622.70 = 47,005.18/x
  3. Step 3: Cross multiply
    75,064.39x = 112,622.70 × 47,005.18
  4. Step 4: Simplify right side
    75,064.39x = 5,293,850,285.59
  5. Step 5: Solve for x
    x = 5,293,850,285.59/75,064.39
  6. Step 6: Final answer
    x = 70,524.12

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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.