Home / 114,249.24-157,681.38-71,235.72

Finding the Fourth Proportional to 114,249.24, 157,681.38 and 71,235.72

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Solution

The fourth proportional to 114,249.24, 157,681.38 and 71,235.72 is: 98,316.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,249.24 : 157,681.38 = 71,235.72 : x
  2. Step 2: Convert to fraction form
    114,249.24/157,681.38 = 71,235.72/x
  3. Step 3: Cross multiply
    114,249.24x = 157,681.38 × 71,235.72
  4. Step 4: Simplify right side
    114,249.24x = 11,232,546,634.89
  5. Step 5: Solve for x
    x = 11,232,546,634.89/114,249.24
  6. Step 6: Final answer
    x = 98,316.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.