Home / 70,967.04-97,927-39,134.04

Finding the Fourth Proportional to 70,967.04, 97,927 and 39,134.04

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Solution

The fourth proportional to 70,967.04, 97,927 and 39,134.04 is: 54,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,967.04 : 97,927 = 39,134.04 : x
  2. Step 2: Convert to fraction form
    70,967.04/97,927 = 39,134.04/x
  3. Step 3: Cross multiply
    70,967.04x = 97,927 × 39,134.04
  4. Step 4: Simplify right side
    70,967.04x = 3,832,279,135.08
  5. Step 5: Solve for x
    x = 3,832,279,135.08/70,967.04
  6. Step 6: Final answer
    x = 54,000.83

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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.