Home / 66,510.14-91,799.70-38,232.23

Finding the Fourth Proportional to 66,510.14, 91,799.70 and 38,232.23

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Solution

The fourth proportional to 66,510.14, 91,799.70 and 38,232.23 is: 52,769.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,510.14 : 91,799.70 = 38,232.23 : x
  2. Step 2: Convert to fraction form
    66,510.14/91,799.70 = 38,232.23/x
  3. Step 3: Cross multiply
    66,510.14x = 91,799.70 × 38,232.23
  4. Step 4: Simplify right side
    66,510.14x = 3,509,707,244.33
  5. Step 5: Solve for x
    x = 3,509,707,244.33/66,510.14
  6. Step 6: Final answer
    x = 52,769.51

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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.