Home / 101,334.07-151,259.05-89,363.58

Finding the Fourth Proportional to 101,334.07, 151,259.05 and 89,363.58

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Solution

The fourth proportional to 101,334.07, 151,259.05 and 89,363.58 is: 133,390.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,334.07 : 151,259.05 = 89,363.58 : x
  2. Step 2: Convert to fraction form
    101,334.07/151,259.05 = 89,363.58/x
  3. Step 3: Cross multiply
    101,334.07x = 151,259.05 × 89,363.58
  4. Step 4: Simplify right side
    101,334.07x = 13,517,049,012.29
  5. Step 5: Solve for x
    x = 13,517,049,012.29/101,334.07
  6. Step 6: Final answer
    x = 133,390.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.