Home / 89,374.32-123,337.57-49,089.02

Finding the Fourth Proportional to 89,374.32, 123,337.57 and 49,089.02

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Solution

The fourth proportional to 89,374.32, 123,337.57 and 49,089.02 is: 67,743.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,374.32 : 123,337.57 = 49,089.02 : x
  2. Step 2: Convert to fraction form
    89,374.32/123,337.57 = 49,089.02/x
  3. Step 3: Cross multiply
    89,374.32x = 123,337.57 × 49,089.02
  4. Step 4: Simplify right side
    89,374.32x = 6,054,519,823.79
  5. Step 5: Solve for x
    x = 6,054,519,823.79/89,374.32
  6. Step 6: Final answer
    x = 67,743.40

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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.