Home / 85,974.68-118,645.06-48,248.92

Finding the Fourth Proportional to 85,974.68, 118,645.06 and 48,248.92

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Solution

The fourth proportional to 85,974.68, 118,645.06 and 48,248.92 is: 66,583.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,974.68 : 118,645.06 = 48,248.92 : x
  2. Step 2: Convert to fraction form
    85,974.68/118,645.06 = 48,248.92/x
  3. Step 3: Cross multiply
    85,974.68x = 118,645.06 × 48,248.92
  4. Step 4: Simplify right side
    85,974.68x = 5,724,496,008.34
  5. Step 5: Solve for x
    x = 5,724,496,008.34/85,974.68
  6. Step 6: Final answer
    x = 66,583.51

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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.