Home / 70,581.24-97,402.28-38,752.19

Finding the Fourth Proportional to 70,581.24, 97,402.28 and 38,752.19

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Solution

The fourth proportional to 70,581.24, 97,402.28 and 38,752.19 is: 53,478.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,581.24 : 97,402.28 = 38,752.19 : x
  2. Step 2: Convert to fraction form
    70,581.24/97,402.28 = 38,752.19/x
  3. Step 3: Cross multiply
    70,581.24x = 97,402.28 × 38,752.19
  4. Step 4: Simplify right side
    70,581.24x = 3,774,551,660.99
  5. Step 5: Solve for x
    x = 3,774,551,660.99/70,581.24
  6. Step 6: Final answer
    x = 53,478.11

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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.