Home / 70,301.12-97,015.12-38,035.63

Finding the Fourth Proportional to 70,301.12, 97,015.12 and 38,035.63

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Solution

The fourth proportional to 70,301.12, 97,015.12 and 38,035.63 is: 52,488.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,301.12 : 97,015.12 = 38,035.63 : x
  2. Step 2: Convert to fraction form
    70,301.12/97,015.12 = 38,035.63/x
  3. Step 3: Cross multiply
    70,301.12x = 97,015.12 × 38,035.63
  4. Step 4: Simplify right side
    70,301.12x = 3,690,030,689.20
  5. Step 5: Solve for x
    x = 3,690,030,689.20/70,301.12
  6. Step 6: Final answer
    x = 52,488.94

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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.