Home / 70,226.09-96,912.95-38,394.92

Finding the Fourth Proportional to 70,226.09, 96,912.95 and 38,394.92

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Solution

The fourth proportional to 70,226.09, 96,912.95 and 38,394.92 is: 52,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,226.09 : 96,912.95 = 38,394.92 : x
  2. Step 2: Convert to fraction form
    70,226.09/96,912.95 = 38,394.92/x
  3. Step 3: Cross multiply
    70,226.09x = 96,912.95 × 38,394.92
  4. Step 4: Simplify right side
    70,226.09x = 3,720,964,285.67
  5. Step 5: Solve for x
    x = 3,720,964,285.67/70,226.09
  6. Step 6: Final answer
    x = 52,985.50

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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.