Home / 94,409.91-130,270.43-54,116.25

Finding the Fourth Proportional to 94,409.91, 130,270.43 and 54,116.25

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Solution

The fourth proportional to 94,409.91, 130,270.43 and 54,116.25 is: 74,671.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,409.91 : 130,270.43 = 54,116.25 : x
  2. Step 2: Convert to fraction form
    94,409.91/130,270.43 = 54,116.25/x
  3. Step 3: Cross multiply
    94,409.91x = 130,270.43 × 54,116.25
  4. Step 4: Simplify right side
    94,409.91x = 7,049,746,886.91
  5. Step 5: Solve for x
    x = 7,049,746,886.91/94,409.91
  6. Step 6: Final answer
    x = 74,671.68

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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.