Home / 99,986.56-150,017.28-51,925.22

Finding the Fourth Proportional to 99,986.56, 150,017.28 and 51,925.22

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Solution

The fourth proportional to 99,986.56, 150,017.28 and 51,925.22 is: 77,907.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,986.56 : 150,017.28 = 51,925.22 : x
  2. Step 2: Convert to fraction form
    99,986.56/150,017.28 = 51,925.22/x
  3. Step 3: Cross multiply
    99,986.56x = 150,017.28 × 51,925.22
  4. Step 4: Simplify right side
    99,986.56x = 7,789,680,267.80
  5. Step 5: Solve for x
    x = 7,789,680,267.80/99,986.56
  6. Step 6: Final answer
    x = 77,907.27

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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.