Home / 52,645.02-72,654.81-29,979.06

Finding the Fourth Proportional to 52,645.02, 72,654.81 and 29,979.06

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Solution

The fourth proportional to 52,645.02, 72,654.81 and 29,979.06 is: 41,373.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,645.02 : 72,654.81 = 29,979.06 : x
  2. Step 2: Convert to fraction form
    52,645.02/72,654.81 = 29,979.06/x
  3. Step 3: Cross multiply
    52,645.02x = 72,654.81 × 29,979.06
  4. Step 4: Simplify right side
    52,645.02x = 2,178,122,908.28
  5. Step 5: Solve for x
    x = 2,178,122,908.28/52,645.02
  6. Step 6: Final answer
    x = 41,373.77

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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.