Home / 70,050.80-96,669.38-38,219.02

Finding the Fourth Proportional to 70,050.80, 96,669.38 and 38,219.02

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Solution

The fourth proportional to 70,050.80, 96,669.38 and 38,219.02 is: 52,741.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,050.80 : 96,669.38 = 38,219.02 : x
  2. Step 2: Convert to fraction form
    70,050.80/96,669.38 = 38,219.02/x
  3. Step 3: Cross multiply
    70,050.80x = 96,669.38 × 38,219.02
  4. Step 4: Simplify right side
    70,050.80x = 3,694,608,967.61
  5. Step 5: Solve for x
    x = 3,694,608,967.61/70,050.80
  6. Step 6: Final answer
    x = 52,741.85

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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.