Home / 70,331.73-97,057.95-38,502.68

Finding the Fourth Proportional to 70,331.73, 97,057.95 and 38,502.68

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Solution

The fourth proportional to 70,331.73, 97,057.95 and 38,502.68 is: 53,133.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,331.73 : 97,057.95 = 38,502.68 : x
  2. Step 2: Convert to fraction form
    70,331.73/97,057.95 = 38,502.68/x
  3. Step 3: Cross multiply
    70,331.73x = 97,057.95 × 38,502.68
  4. Step 4: Simplify right side
    70,331.73x = 3,736,990,560.63
  5. Step 5: Solve for x
    x = 3,736,990,560.63/70,331.73
  6. Step 6: Final answer
    x = 53,133.78

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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.