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Finding the Fourth Proportional to 160,719.48, 240,369.66 and 97,364.52

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Solution

The fourth proportional to 160,719.48, 240,369.66 and 97,364.52 is: 145,616.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,719.48 : 240,369.66 = 97,364.52 : x
  2. Step 2: Convert to fraction form
    160,719.48/240,369.66 = 97,364.52/x
  3. Step 3: Cross multiply
    160,719.48x = 240,369.66 × 97,364.52
  4. Step 4: Simplify right side
    160,719.48x = 23,403,476,568.46
  5. Step 5: Solve for x
    x = 23,403,476,568.46/160,719.48
  6. Step 6: Final answer
    x = 145,616.93

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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.