Home / 97,196.40-145,567.76-74,832.24

Finding the Fourth Proportional to 97,196.40, 145,567.76 and 74,832.24

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Solution

The fourth proportional to 97,196.40, 145,567.76 and 74,832.24 is: 112,073.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,196.40 : 145,567.76 = 74,832.24 : x
  2. Step 2: Convert to fraction form
    97,196.40/145,567.76 = 74,832.24/x
  3. Step 3: Cross multiply
    97,196.40x = 145,567.76 × 74,832.24
  4. Step 4: Simplify right side
    97,196.40x = 10,893,161,552.58
  5. Step 5: Solve for x
    x = 10,893,161,552.58/97,196.40
  6. Step 6: Final answer
    x = 112,073.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.