Home / 97,320.39-145,967.95-30,767.23

Finding the Fourth Proportional to 97,320.39, 145,967.95 and 30,767.23

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Solution

The fourth proportional to 97,320.39, 145,967.95 and 30,767.23 is: 46,146.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,320.39 : 145,967.95 = 30,767.23 : x
  2. Step 2: Convert to fraction form
    97,320.39/145,967.95 = 30,767.23/x
  3. Step 3: Cross multiply
    97,320.39x = 145,967.95 × 30,767.23
  4. Step 4: Simplify right side
    97,320.39x = 4,491,029,490.28
  5. Step 5: Solve for x
    x = 4,491,029,490.28/97,320.39
  6. Step 6: Final answer
    x = 46,146.85

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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.