Home / 70,040.34-105,091.32-36,752.58

Finding the Fourth Proportional to 70,040.34, 105,091.32 and 36,752.58

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Solution

The fourth proportional to 70,040.34, 105,091.32 and 36,752.58 is: 55,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,040.34 : 105,091.32 = 36,752.58 : x
  2. Step 2: Convert to fraction form
    70,040.34/105,091.32 = 36,752.58/x
  3. Step 3: Cross multiply
    70,040.34x = 105,091.32 × 36,752.58
  4. Step 4: Simplify right side
    70,040.34x = 3,862,377,145.61
  5. Step 5: Solve for x
    x = 3,862,377,145.61/70,040.34
  6. Step 6: Final answer
    x = 55,145.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.