Home / 101,979.10-152,929.53-33,574.60

Finding the Fourth Proportional to 101,979.10, 152,929.53 and 33,574.60

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Solution

The fourth proportional to 101,979.10, 152,929.53 and 33,574.60 is: 50,349.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,979.10 : 152,929.53 = 33,574.60 : x
  2. Step 2: Convert to fraction form
    101,979.10/152,929.53 = 33,574.60/x
  3. Step 3: Cross multiply
    101,979.10x = 152,929.53 × 33,574.60
  4. Step 4: Simplify right side
    101,979.10x = 5,134,547,797.94
  5. Step 5: Solve for x
    x = 5,134,547,797.94/101,979.10
  6. Step 6: Final answer
    x = 50,349.02

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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.