Home / 70,867.11-97,792.22-39,034.23

Finding the Fourth Proportional to 70,867.11, 97,792.22 and 39,034.23

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Solution

The fourth proportional to 70,867.11, 97,792.22 and 39,034.23 is: 53,864.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,867.11 : 97,792.22 = 39,034.23 : x
  2. Step 2: Convert to fraction form
    70,867.11/97,792.22 = 39,034.23/x
  3. Step 3: Cross multiply
    70,867.11x = 97,792.22 × 39,034.23
  4. Step 4: Simplify right side
    70,867.11x = 3,817,243,812.52
  5. Step 5: Solve for x
    x = 3,817,243,812.52/70,867.11
  6. Step 6: Final answer
    x = 53,864.82

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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.