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Finding the Fourth Proportional to 164,931.87, 227,488.62 and 151,363.74

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Solution

The fourth proportional to 164,931.87, 227,488.62 and 151,363.74 is: 208,774.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,931.87 : 227,488.62 = 151,363.74 : x
  2. Step 2: Convert to fraction form
    164,931.87/227,488.62 = 151,363.74/x
  3. Step 3: Cross multiply
    164,931.87x = 227,488.62 × 151,363.74
  4. Step 4: Simplify right side
    164,931.87x = 34,433,527,620.29
  5. Step 5: Solve for x
    x = 34,433,527,620.29/164,931.87
  6. Step 6: Final answer
    x = 208,774.25

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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.