Home / 78,050.73-107,706.04-43,593.19

Finding the Fourth Proportional to 78,050.73, 107,706.04 and 43,593.19

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Solution

The fourth proportional to 78,050.73, 107,706.04 and 43,593.19 is: 60,156.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,050.73 : 107,706.04 = 43,593.19 : x
  2. Step 2: Convert to fraction form
    78,050.73/107,706.04 = 43,593.19/x
  3. Step 3: Cross multiply
    78,050.73x = 107,706.04 × 43,593.19
  4. Step 4: Simplify right side
    78,050.73x = 4,695,249,865.87
  5. Step 5: Solve for x
    x = 4,695,249,865.87/78,050.73
  6. Step 6: Final answer
    x = 60,156.39

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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.