Home / 97,736.16-134,872.80-53,024.16

Finding the Fourth Proportional to 97,736.16, 134,872.80 and 53,024.16

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Solution

The fourth proportional to 97,736.16, 134,872.80 and 53,024.16 is: 73,171.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,736.16 : 134,872.80 = 53,024.16 : x
  2. Step 2: Convert to fraction form
    97,736.16/134,872.80 = 53,024.16/x
  3. Step 3: Cross multiply
    97,736.16x = 134,872.80 × 53,024.16
  4. Step 4: Simplify right side
    97,736.16x = 7,151,516,926.85
  5. Step 5: Solve for x
    x = 7,151,516,926.85/97,736.16
  6. Step 6: Final answer
    x = 73,171.66

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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.