Home / 94,979.16-131,071.86-52,538.28

Finding the Fourth Proportional to 94,979.16, 131,071.86 and 52,538.28

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Solution

The fourth proportional to 94,979.16, 131,071.86 and 52,538.28 is: 72,503.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,979.16 : 131,071.86 = 52,538.28 : x
  2. Step 2: Convert to fraction form
    94,979.16/131,071.86 = 52,538.28/x
  3. Step 3: Cross multiply
    94,979.16x = 131,071.86 × 52,538.28
  4. Step 4: Simplify right side
    94,979.16x = 6,886,290,080.80
  5. Step 5: Solve for x
    x = 6,886,290,080.80/94,979.16
  6. Step 6: Final answer
    x = 72,503.17

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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.