Home / 102,230.12-153,334.24-35,671.51

Finding the Fourth Proportional to 102,230.12, 153,334.24 and 35,671.51

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Solution

The fourth proportional to 102,230.12, 153,334.24 and 35,671.51 is: 53,503.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,230.12 : 153,334.24 = 35,671.51 : x
  2. Step 2: Convert to fraction form
    102,230.12/153,334.24 = 35,671.51/x
  3. Step 3: Cross multiply
    102,230.12x = 153,334.24 × 35,671.51
  4. Step 4: Simplify right side
    102,230.12x = 5,469,663,875.50
  5. Step 5: Solve for x
    x = 5,469,663,875.50/102,230.12
  6. Step 6: Final answer
    x = 53,503.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.