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Finding the Fourth Proportional to 160,681.89, 240,974.29 and 48,332.27

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Solution

The fourth proportional to 160,681.89, 240,974.29 and 48,332.27 is: 72,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,681.89 : 240,974.29 = 48,332.27 : x
  2. Step 2: Convert to fraction form
    160,681.89/240,974.29 = 48,332.27/x
  3. Step 3: Cross multiply
    160,681.89x = 240,974.29 × 48,332.27
  4. Step 4: Simplify right side
    160,681.89x = 11,646,834,326.51
  5. Step 5: Solve for x
    x = 11,646,834,326.51/160,681.89
  6. Step 6: Final answer
    x = 72,483.80

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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.