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Finding the Fourth Proportional to 181,871.12, 250,994.76 and 110,254.16

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Solution

The fourth proportional to 181,871.12, 250,994.76 and 110,254.16 is: 152,158.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,871.12 : 250,994.76 = 110,254.16 : x
  2. Step 2: Convert to fraction form
    181,871.12/250,994.76 = 110,254.16/x
  3. Step 3: Cross multiply
    181,871.12x = 250,994.76 × 110,254.16
  4. Step 4: Simplify right side
    181,871.12x = 27,673,216,428.20
  5. Step 5: Solve for x
    x = 27,673,216,428.20/181,871.12
  6. Step 6: Final answer
    x = 152,158.39

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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.