Home / 134,300.26-185,397.74-85,266.51

Finding the Fourth Proportional to 134,300.26, 185,397.74 and 85,266.51

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Solution

The fourth proportional to 134,300.26, 185,397.74 and 85,266.51 is: 117,708.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,300.26 : 185,397.74 = 85,266.51 : x
  2. Step 2: Convert to fraction form
    134,300.26/185,397.74 = 85,266.51/x
  3. Step 3: Cross multiply
    134,300.26x = 185,397.74 × 85,266.51
  4. Step 4: Simplify right side
    134,300.26x = 15,808,218,251.69
  5. Step 5: Solve for x
    x = 15,808,218,251.69/134,300.26
  6. Step 6: Final answer
    x = 117,708.02

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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.