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Finding the Fourth Proportional to 144,497.10, 216,745.65 and 46,001.10

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Solution

The fourth proportional to 144,497.10, 216,745.65 and 46,001.10 is: 69,001.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,497.10 : 216,745.65 = 46,001.10 : x
  2. Step 2: Convert to fraction form
    144,497.10/216,745.65 = 46,001.10/x
  3. Step 3: Cross multiply
    144,497.10x = 216,745.65 × 46,001.10
  4. Step 4: Simplify right side
    144,497.10x = 9,970,538,320.22
  5. Step 5: Solve for x
    x = 9,970,538,320.22/144,497.10
  6. Step 6: Final answer
    x = 69,001.65

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1.5x scale

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.