Home / 88,833.96-122,579.06-57,045.92

Finding the Fourth Proportional to 88,833.96, 122,579.06 and 57,045.92

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Solution

The fourth proportional to 88,833.96, 122,579.06 and 57,045.92 is: 78,715.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,833.96 : 122,579.06 = 57,045.92 : x
  2. Step 2: Convert to fraction form
    88,833.96/122,579.06 = 57,045.92/x
  3. Step 3: Cross multiply
    88,833.96x = 122,579.06 × 57,045.92
  4. Step 4: Simplify right side
    88,833.96x = 6,992,634,352.31
  5. Step 5: Solve for x
    x = 6,992,634,352.31/88,833.96
  6. Step 6: Final answer
    x = 78,715.78

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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.