Home / 86,249.29-118,922.15-59,038.49

Finding the Fourth Proportional to 86,249.29, 118,922.15 and 59,038.49

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Solution

The fourth proportional to 86,249.29, 118,922.15 and 59,038.49 is: 81,403.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,249.29 : 118,922.15 = 59,038.49 : x
  2. Step 2: Convert to fraction form
    86,249.29/118,922.15 = 59,038.49/x
  3. Step 3: Cross multiply
    86,249.29x = 118,922.15 × 59,038.49
  4. Step 4: Simplify right side
    86,249.29x = 7,020,983,568.94
  5. Step 5: Solve for x
    x = 7,020,983,568.94/86,249.29
  6. Step 6: Final answer
    x = 81,403.38

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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.