Home / 70,696.06-97,560.57-38,865.46

Finding the Fourth Proportional to 70,696.06, 97,560.57 and 38,865.46

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Solution

The fourth proportional to 70,696.06, 97,560.57 and 38,865.46 is: 53,634.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,696.06 : 97,560.57 = 38,865.46 : x
  2. Step 2: Convert to fraction form
    70,696.06/97,560.57 = 38,865.46/x
  3. Step 3: Cross multiply
    70,696.06x = 97,560.57 × 38,865.46
  4. Step 4: Simplify right side
    70,696.06x = 3,791,736,430.91
  5. Step 5: Solve for x
    x = 3,791,736,430.91/70,696.06
  6. Step 6: Final answer
    x = 53,634.34

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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.