Home / 114,074.47-171,019.43-69,686.25

Finding the Fourth Proportional to 114,074.47, 171,019.43 and 69,686.25

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Solution

The fourth proportional to 114,074.47, 171,019.43 and 69,686.25 is: 104,473.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,074.47 : 171,019.43 = 69,686.25 : x
  2. Step 2: Convert to fraction form
    114,074.47/171,019.43 = 69,686.25/x
  3. Step 3: Cross multiply
    114,074.47x = 171,019.43 × 69,686.25
  4. Step 4: Simplify right side
    114,074.47x = 11,917,702,753.84
  5. Step 5: Solve for x
    x = 11,917,702,753.84/114,074.47
  6. Step 6: Final answer
    x = 104,473.01

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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.