Home / 88,683.10-133,025.85-29,518.78

Finding the Fourth Proportional to 88,683.10, 133,025.85 and 29,518.78

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Solution

The fourth proportional to 88,683.10, 133,025.85 and 29,518.78 is: 44,278.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,683.10 : 133,025.85 = 29,518.78 : x
  2. Step 2: Convert to fraction form
    88,683.10/133,025.85 = 29,518.78/x
  3. Step 3: Cross multiply
    88,683.10x = 133,025.85 × 29,518.78
  4. Step 4: Simplify right side
    88,683.10x = 3,926,760,800.46
  5. Step 5: Solve for x
    x = 3,926,760,800.46/88,683.10
  6. Step 6: Final answer
    x = 44,278.57

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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.