Home / 83,482.45-115,208.73-59,666.02

Finding the Fourth Proportional to 83,482.45, 115,208.73 and 59,666.02

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Solution

The fourth proportional to 83,482.45, 115,208.73 and 59,666.02 is: 82,341.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,482.45 : 115,208.73 = 59,666.02 : x
  2. Step 2: Convert to fraction form
    83,482.45/115,208.73 = 59,666.02/x
  3. Step 3: Cross multiply
    83,482.45x = 115,208.73 × 59,666.02
  4. Step 4: Simplify right side
    83,482.45x = 6,874,046,100.33
  5. Step 5: Solve for x
    x = 6,874,046,100.33/83,482.45
  6. Step 6: Final answer
    x = 82,341.21

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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.