Home / 99,744.16-149,614.79-46,406.31

Finding the Fourth Proportional to 99,744.16, 149,614.79 and 46,406.31

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Solution

The fourth proportional to 99,744.16, 149,614.79 and 46,406.31 is: 69,608.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,744.16 : 149,614.79 = 46,406.31 : x
  2. Step 2: Convert to fraction form
    99,744.16/149,614.79 = 46,406.31/x
  3. Step 3: Cross multiply
    99,744.16x = 149,614.79 × 46,406.31
  4. Step 4: Simplify right side
    99,744.16x = 6,943,070,325.32
  5. Step 5: Solve for x
    x = 6,943,070,325.32/99,744.16
  6. Step 6: Final answer
    x = 69,608.79

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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.