Home / 70,528.33-97,329.08-40,314.30

Finding the Fourth Proportional to 70,528.33, 97,329.08 and 40,314.30

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Solution

The fourth proportional to 70,528.33, 97,329.08 and 40,314.30 is: 55,633.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,528.33 : 97,329.08 = 40,314.30 : x
  2. Step 2: Convert to fraction form
    70,528.33/97,329.08 = 40,314.30/x
  3. Step 3: Cross multiply
    70,528.33x = 97,329.08 × 40,314.30
  4. Step 4: Simplify right side
    70,528.33x = 3,923,753,331.08
  5. Step 5: Solve for x
    x = 3,923,753,331.08/70,528.33
  6. Step 6: Final answer
    x = 55,633.72

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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.