Home / 115,270.05-159,084.90-67,563.48

Finding the Fourth Proportional to 115,270.05, 159,084.90 and 67,563.48

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Solution

The fourth proportional to 115,270.05, 159,084.90 and 67,563.48 is: 93,244.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,270.05 : 159,084.90 = 67,563.48 : x
  2. Step 2: Convert to fraction form
    115,270.05/159,084.90 = 67,563.48/x
  3. Step 3: Cross multiply
    115,270.05x = 159,084.90 × 67,563.48
  4. Step 4: Simplify right side
    115,270.05x = 10,748,329,459.45
  5. Step 5: Solve for x
    x = 10,748,329,459.45/115,270.05
  6. Step 6: Final answer
    x = 93,244.77

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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.