Home / 97,349.08-134,402.54-74,644.42

Finding the Fourth Proportional to 97,349.08, 134,402.54 and 74,644.42

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Solution

The fourth proportional to 97,349.08, 134,402.54 and 74,644.42 is: 103,055.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,349.08 : 134,402.54 = 74,644.42 : x
  2. Step 2: Convert to fraction form
    97,349.08/134,402.54 = 74,644.42/x
  3. Step 3: Cross multiply
    97,349.08x = 134,402.54 × 74,644.42
  4. Step 4: Simplify right side
    97,349.08x = 10,032,399,644.83
  5. Step 5: Solve for x
    x = 10,032,399,644.83/97,349.08
  6. Step 6: Final answer
    x = 103,055.93

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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.