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Finding the Fourth Proportional to 162,959.50, 244,547.71 and 66,975.43

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Solution

The fourth proportional to 162,959.50, 244,547.71 and 66,975.43 is: 100,507.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,959.50 : 244,547.71 = 66,975.43 : x
  2. Step 2: Convert to fraction form
    162,959.50/244,547.71 = 66,975.43/x
  3. Step 3: Cross multiply
    162,959.50x = 244,547.71 × 66,975.43
  4. Step 4: Simplify right side
    162,959.50x = 16,378,688,032.77
  5. Step 5: Solve for x
    x = 16,378,688,032.77/162,959.50
  6. Step 6: Final answer
    x = 100,507.72

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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.