Home / 70,817.28-97,715.41-42,523.57

Finding the Fourth Proportional to 70,817.28, 97,715.41 and 42,523.57

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Solution

The fourth proportional to 70,817.28, 97,715.41 and 42,523.57 is: 58,675.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,817.28 : 97,715.41 = 42,523.57 : x
  2. Step 2: Convert to fraction form
    70,817.28/97,715.41 = 42,523.57/x
  3. Step 3: Cross multiply
    70,817.28x = 97,715.41 × 42,523.57
  4. Step 4: Simplify right side
    70,817.28x = 4,155,207,864.60
  5. Step 5: Solve for x
    x = 4,155,207,864.60/70,817.28
  6. Step 6: Final answer
    x = 58,675.06

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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.