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Finding the Fourth Proportional to 181,802.56, 250,806.56 and 106,317.76

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Solution

The fourth proportional to 181,802.56, 250,806.56 and 106,317.76 is: 146,671.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,802.56 : 250,806.56 = 106,317.76 : x
  2. Step 2: Convert to fraction form
    181,802.56/250,806.56 = 106,317.76/x
  3. Step 3: Cross multiply
    181,802.56x = 250,806.56 × 106,317.76
  4. Step 4: Simplify right side
    181,802.56x = 26,665,191,652.51
  5. Step 5: Solve for x
    x = 26,665,191,652.51/181,802.56
  6. Step 6: Final answer
    x = 146,671.16

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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.