Home / 70,109.43-96,754.95-38,281.29

Finding the Fourth Proportional to 70,109.43, 96,754.95 and 38,281.29

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Solution

The fourth proportional to 70,109.43, 96,754.95 and 38,281.29 is: 52,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,109.43 : 96,754.95 = 38,281.29 : x
  2. Step 2: Convert to fraction form
    70,109.43/96,754.95 = 38,281.29/x
  3. Step 3: Cross multiply
    70,109.43x = 96,754.95 × 38,281.29
  4. Step 4: Simplify right side
    70,109.43x = 3,703,904,299.89
  5. Step 5: Solve for x
    x = 3,703,904,299.89/70,109.43
  6. Step 6: Final answer
    x = 52,830.33

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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.