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Finding the Fourth Proportional to 162,870.66, 244,338.66 and 56,258.51

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Solution

The fourth proportional to 162,870.66, 244,338.66 and 56,258.51 is: 84,399.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,870.66 : 244,338.66 = 56,258.51 : x
  2. Step 2: Convert to fraction form
    162,870.66/244,338.66 = 56,258.51/x
  3. Step 3: Cross multiply
    162,870.66x = 244,338.66 × 56,258.51
  4. Step 4: Simplify right side
    162,870.66x = 13,746,129,680.65
  5. Step 5: Solve for x
    x = 13,746,129,680.65/162,870.66
  6. Step 6: Final answer
    x = 84,399.05

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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.