Home / 114,151.24-157,517.98-77,282.45

Finding the Fourth Proportional to 114,151.24, 157,517.98 and 77,282.45

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Solution

The fourth proportional to 114,151.24, 157,517.98 and 77,282.45 is: 106,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,151.24 : 157,517.98 = 77,282.45 : x
  2. Step 2: Convert to fraction form
    114,151.24/157,517.98 = 77,282.45/x
  3. Step 3: Cross multiply
    114,151.24x = 157,517.98 × 77,282.45
  4. Step 4: Simplify right side
    114,151.24x = 12,173,375,027.04
  5. Step 5: Solve for x
    x = 12,173,375,027.04/114,151.24
  6. Step 6: Final answer
    x = 106,642.52

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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.