Home / 151,097.59-208,508.26-83,110.26

Finding the Fourth Proportional to 151,097.59, 208,508.26 and 83,110.26

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Solution

The fourth proportional to 151,097.59, 208,508.26 and 83,110.26 is: 114,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,097.59 : 208,508.26 = 83,110.26 : x
  2. Step 2: Convert to fraction form
    151,097.59/208,508.26 = 83,110.26/x
  3. Step 3: Cross multiply
    151,097.59x = 208,508.26 × 83,110.26
  4. Step 4: Simplify right side
    151,097.59x = 17,329,175,700.75
  5. Step 5: Solve for x
    x = 17,329,175,700.75/151,097.59
  6. Step 6: Final answer
    x = 114,688.63

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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.