Home / 89,244.85-123,153.81-48,957.75

Finding the Fourth Proportional to 89,244.85, 123,153.81 and 48,957.75

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Solution

The fourth proportional to 89,244.85, 123,153.81 and 48,957.75 is: 67,559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,244.85 : 123,153.81 = 48,957.75 : x
  2. Step 2: Convert to fraction form
    89,244.85/123,153.81 = 48,957.75/x
  3. Step 3: Cross multiply
    89,244.85x = 123,153.81 × 48,957.75
  4. Step 4: Simplify right side
    89,244.85x = 6,029,333,199.19
  5. Step 5: Solve for x
    x = 6,029,333,199.19/89,244.85
  6. Step 6: Final answer
    x = 67,559.45

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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.