Home / 66,117.51-99,132.23-23,992.13

Finding the Fourth Proportional to 66,117.51, 99,132.23 and 23,992.13

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Solution

The fourth proportional to 66,117.51, 99,132.23 and 23,992.13 is: 35,972.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,117.51 : 99,132.23 = 23,992.13 : x
  2. Step 2: Convert to fraction form
    66,117.51/99,132.23 = 23,992.13/x
  3. Step 3: Cross multiply
    66,117.51x = 99,132.23 × 23,992.13
  4. Step 4: Simplify right side
    66,117.51x = 2,378,392,733.73
  5. Step 5: Solve for x
    x = 2,378,392,733.73/66,117.51
  6. Step 6: Final answer
    x = 35,972.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.