Home / 94,381.32-130,249.31-54,102.70

Finding the Fourth Proportional to 94,381.32, 130,249.31 and 54,102.70

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Solution

The fourth proportional to 94,381.32, 130,249.31 and 54,102.70 is: 74,663.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,381.32 : 130,249.31 = 54,102.70 : x
  2. Step 2: Convert to fraction form
    94,381.32/130,249.31 = 54,102.70/x
  3. Step 3: Cross multiply
    94,381.32x = 130,249.31 × 54,102.70
  4. Step 4: Simplify right side
    94,381.32x = 7,046,839,344.14
  5. Step 5: Solve for x
    x = 7,046,839,344.14/94,381.32
  6. Step 6: Final answer
    x = 74,663.50

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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.