Home / 89,533.30-123,547.89-49,248.76

Finding the Fourth Proportional to 89,533.30, 123,547.89 and 49,248.76

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Solution

The fourth proportional to 89,533.30, 123,547.89 and 49,248.76 is: 67,958.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,533.30 : 123,547.89 = 49,248.76 : x
  2. Step 2: Convert to fraction form
    89,533.30/123,547.89 = 49,248.76/x
  3. Step 3: Cross multiply
    89,533.30x = 123,547.89 × 49,248.76
  4. Step 4: Simplify right side
    89,533.30x = 6,084,580,383.12
  5. Step 5: Solve for x
    x = 6,084,580,383.12/89,533.30
  6. Step 6: Final answer
    x = 67,958.85

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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.