Home / 150,893.18-208,154.51-102,497.60

Finding the Fourth Proportional to 150,893.18, 208,154.51 and 102,497.60

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Solution

The fourth proportional to 150,893.18, 208,154.51 and 102,497.60 is: 141,393.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,893.18 : 208,154.51 = 102,497.60 : x
  2. Step 2: Convert to fraction form
    150,893.18/208,154.51 = 102,497.60/x
  3. Step 3: Cross multiply
    150,893.18x = 208,154.51 × 102,497.60
  4. Step 4: Simplify right side
    150,893.18x = 21,335,337,191.69
  5. Step 5: Solve for x
    x = 21,335,337,191.69/150,893.18
  6. Step 6: Final answer
    x = 141,393.65

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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.