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Finding the Fourth Proportional to 161,124.33, 241,669.49 and 42,807.63

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Solution

The fourth proportional to 161,124.33, 241,669.49 and 42,807.63 is: 64,206.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,124.33 : 241,669.49 = 42,807.63 : x
  2. Step 2: Convert to fraction form
    161,124.33/241,669.49 = 42,807.63/x
  3. Step 3: Cross multiply
    161,124.33x = 241,669.49 × 42,807.63
  4. Step 4: Simplify right side
    161,124.33x = 10,345,297,896.17
  5. Step 5: Solve for x
    x = 10,345,297,896.17/161,124.33
  6. Step 6: Final answer
    x = 64,206.93

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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.