Home / 106,512.48-159,746.85-50,328.72

Finding the Fourth Proportional to 106,512.48, 159,746.85 and 50,328.72

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Solution

The fourth proportional to 106,512.48, 159,746.85 and 50,328.72 is: 75,482.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,512.48 : 159,746.85 = 50,328.72 : x
  2. Step 2: Convert to fraction form
    106,512.48/159,746.85 = 50,328.72/x
  3. Step 3: Cross multiply
    106,512.48x = 159,746.85 × 50,328.72
  4. Step 4: Simplify right side
    106,512.48x = 8,039,854,484.53
  5. Step 5: Solve for x
    x = 8,039,854,484.53/106,512.48
  6. Step 6: Final answer
    x = 75,482.75

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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.