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Finding the Fourth Proportional to 164,980.32, 247,470.40 and 59,799.12

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Solution

The fourth proportional to 164,980.32, 247,470.40 and 59,799.12 is: 89,698.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,980.32 : 247,470.40 = 59,799.12 : x
  2. Step 2: Convert to fraction form
    164,980.32/247,470.40 = 59,799.12/x
  3. Step 3: Cross multiply
    164,980.32x = 247,470.40 × 59,799.12
  4. Step 4: Simplify right side
    164,980.32x = 14,798,512,146.05
  5. Step 5: Solve for x
    x = 14,798,512,146.05/164,980.32
  6. Step 6: Final answer
    x = 89,698.65

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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.