Home / 89,537.57-123,498.63-76,015.76

Finding the Fourth Proportional to 89,537.57, 123,498.63 and 76,015.76

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Solution

The fourth proportional to 89,537.57, 123,498.63 and 76,015.76 is: 104,848.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,537.57 : 123,498.63 = 76,015.76 : x
  2. Step 2: Convert to fraction form
    89,537.57/123,498.63 = 76,015.76/x
  3. Step 3: Cross multiply
    89,537.57x = 123,498.63 × 76,015.76
  4. Step 4: Simplify right side
    89,537.57x = 9,387,842,218.41
  5. Step 5: Solve for x
    x = 9,387,842,218.41/89,537.57
  6. Step 6: Final answer
    x = 104,848.08

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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.