Home / 150,758.90-208,144.62-93,459.45

Finding the Fourth Proportional to 150,758.90, 208,144.62 and 93,459.45

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Solution

The fourth proportional to 150,758.90, 208,144.62 and 93,459.45 is: 129,034.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,758.90 : 208,144.62 = 93,459.45 : x
  2. Step 2: Convert to fraction form
    150,758.90/208,144.62 = 93,459.45/x
  3. Step 3: Cross multiply
    150,758.90x = 208,144.62 × 93,459.45
  4. Step 4: Simplify right side
    150,758.90x = 19,453,081,705.66
  5. Step 5: Solve for x
    x = 19,453,081,705.66/150,758.90
  6. Step 6: Final answer
    x = 129,034.39

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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.