Home / 101,126.79-151,688.97-26,240.27

Finding the Fourth Proportional to 101,126.79, 151,688.97 and 26,240.27

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Solution

The fourth proportional to 101,126.79, 151,688.97 and 26,240.27 is: 39,360.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,126.79 : 151,688.97 = 26,240.27 : x
  2. Step 2: Convert to fraction form
    101,126.79/151,688.97 = 26,240.27/x
  3. Step 3: Cross multiply
    101,126.79x = 151,688.97 × 26,240.27
  4. Step 4: Simplify right side
    101,126.79x = 3,980,358,770.38
  5. Step 5: Solve for x
    x = 3,980,358,770.38/101,126.79
  6. Step 6: Final answer
    x = 39,360.08

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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.