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Finding the Fourth Proportional to 181,051.32, 249,963.53 and 169,754.25

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Solution

The fourth proportional to 181,051.32, 249,963.53 and 169,754.25 is: 234,366.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,051.32 : 249,963.53 = 169,754.25 : x
  2. Step 2: Convert to fraction form
    181,051.32/249,963.53 = 169,754.25/x
  3. Step 3: Cross multiply
    181,051.32x = 249,963.53 × 169,754.25
  4. Step 4: Simplify right side
    181,051.32x = 42,432,370,713.73
  5. Step 5: Solve for x
    x = 42,432,370,713.73/181,051.32
  6. Step 6: Final answer
    x = 234,366.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.