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Finding the Fourth Proportional to 154,924.50, 232,341.71 and 64,964.73

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Solution

The fourth proportional to 154,924.50, 232,341.71 and 64,964.73 is: 97,428.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,924.50 : 232,341.71 = 64,964.73 : x
  2. Step 2: Convert to fraction form
    154,924.50/232,341.71 = 64,964.73/x
  3. Step 3: Cross multiply
    154,924.50x = 232,341.71 × 64,964.73
  4. Step 4: Simplify right side
    154,924.50x = 15,094,016,133.06
  5. Step 5: Solve for x
    x = 15,094,016,133.06/154,924.50
  6. Step 6: Final answer
    x = 97,428.21

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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.