Home / 70,242.95-96,908.18-43,338.80

Finding the Fourth Proportional to 70,242.95, 96,908.18 and 43,338.80

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Solution

The fourth proportional to 70,242.95, 96,908.18 and 43,338.80 is: 59,790.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,242.95 : 96,908.18 = 43,338.80 : x
  2. Step 2: Convert to fraction form
    70,242.95/96,908.18 = 43,338.80/x
  3. Step 3: Cross multiply
    70,242.95x = 96,908.18 × 43,338.80
  4. Step 4: Simplify right side
    70,242.95x = 4,199,883,530.15
  5. Step 5: Solve for x
    x = 4,199,883,530.15/70,242.95
  6. Step 6: Final answer
    x = 59,790.82

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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.