Home / 70,894.06-97,833.24-38,628.56

Finding the Fourth Proportional to 70,894.06, 97,833.24 and 38,628.56

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Solution

The fourth proportional to 70,894.06, 97,833.24 and 38,628.56 is: 53,307.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,894.06 : 97,833.24 = 38,628.56 : x
  2. Step 2: Convert to fraction form
    70,894.06/97,833.24 = 38,628.56/x
  3. Step 3: Cross multiply
    70,894.06x = 97,833.24 × 38,628.56
  4. Step 4: Simplify right side
    70,894.06x = 3,779,157,425.92
  5. Step 5: Solve for x
    x = 3,779,157,425.92/70,894.06
  6. Step 6: Final answer
    x = 53,307.11

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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.