Home / 84,867.04-117,103.51-49,050.15

Finding the Fourth Proportional to 84,867.04, 117,103.51 and 49,050.15

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Solution

The fourth proportional to 84,867.04, 117,103.51 and 49,050.15 is: 67,681.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,867.04 : 117,103.51 = 49,050.15 : x
  2. Step 2: Convert to fraction form
    84,867.04/117,103.51 = 49,050.15/x
  3. Step 3: Cross multiply
    84,867.04x = 117,103.51 × 49,050.15
  4. Step 4: Simplify right side
    84,867.04x = 5,743,944,731.03
  5. Step 5: Solve for x
    x = 5,743,944,731.03/84,867.04
  6. Step 6: Final answer
    x = 67,681.69

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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.