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Finding the Fourth Proportional to 181,637.95, 272,458.47 and 63,309.10

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Solution

The fourth proportional to 181,637.95, 272,458.47 and 63,309.10 is: 94,964.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,637.95 : 272,458.47 = 63,309.10 : x
  2. Step 2: Convert to fraction form
    181,637.95/272,458.47 = 63,309.10/x
  3. Step 3: Cross multiply
    181,637.95x = 272,458.47 × 63,309.10
  4. Step 4: Simplify right side
    181,637.95x = 17,249,100,523.08
  5. Step 5: Solve for x
    x = 17,249,100,523.08/181,637.95
  6. Step 6: Final answer
    x = 94,964.19

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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.