Home / 70,333.25-97,060.14-38,505.11

Finding the Fourth Proportional to 70,333.25, 97,060.14 and 38,505.11

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Solution

The fourth proportional to 70,333.25, 97,060.14 and 38,505.11 is: 53,137.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,333.25 : 97,060.14 = 38,505.11 : x
  2. Step 2: Convert to fraction form
    70,333.25/97,060.14 = 38,505.11/x
  3. Step 3: Cross multiply
    70,333.25x = 97,060.14 × 38,505.11
  4. Step 4: Simplify right side
    70,333.25x = 3,737,310,882.01
  5. Step 5: Solve for x
    x = 3,737,310,882.01/70,333.25
  6. Step 6: Final answer
    x = 53,137.19

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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.