Home / 70,073.17-96,699.62-38,242.29

Finding the Fourth Proportional to 70,073.17, 96,699.62 and 38,242.29

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Solution

The fourth proportional to 70,073.17, 96,699.62 and 38,242.29 is: 52,773.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,073.17 : 96,699.62 = 38,242.29 : x
  2. Step 2: Convert to fraction form
    70,073.17/96,699.62 = 38,242.29/x
  3. Step 3: Cross multiply
    70,073.17x = 96,699.62 × 38,242.29
  4. Step 4: Simplify right side
    70,073.17x = 3,698,015,369.16
  5. Step 5: Solve for x
    x = 3,698,015,369.16/70,073.17
  6. Step 6: Final answer
    x = 52,773.63

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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.