Home / 102,621.06-153,939.77-36,076.11

Finding the Fourth Proportional to 102,621.06, 153,939.77 and 36,076.11

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Solution

The fourth proportional to 102,621.06, 153,939.77 and 36,076.11 is: 54,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,621.06 : 153,939.77 = 36,076.11 : x
  2. Step 2: Convert to fraction form
    102,621.06/153,939.77 = 36,076.11/x
  3. Step 3: Cross multiply
    102,621.06x = 153,939.77 × 36,076.11
  4. Step 4: Simplify right side
    102,621.06x = 5,553,547,895.51
  5. Step 5: Solve for x
    x = 5,553,547,895.51/102,621.06
  6. Step 6: Final answer
    x = 54,117.04

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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.