Home / 89,876.96-124,030.65-49,590.75

Finding the Fourth Proportional to 89,876.96, 124,030.65 and 49,590.75

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Solution

The fourth proportional to 89,876.96, 124,030.65 and 49,590.75 is: 68,435.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,876.96 : 124,030.65 = 49,590.75 : x
  2. Step 2: Convert to fraction form
    89,876.96/124,030.65 = 49,590.75/x
  3. Step 3: Cross multiply
    89,876.96x = 124,030.65 × 49,590.75
  4. Step 4: Simplify right side
    89,876.96x = 6,150,772,956.49
  5. Step 5: Solve for x
    x = 6,150,772,956.49/89,876.96
  6. Step 6: Final answer
    x = 68,435.48

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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.