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Finding the Fourth Proportional to 247,959.93, 371,964.54 and 98,303.52

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Solution

The fourth proportional to 247,959.93, 371,964.54 and 98,303.52 is: 147,465.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,959.93 : 371,964.54 = 98,303.52 : x
  2. Step 2: Convert to fraction form
    247,959.93/371,964.54 = 98,303.52/x
  3. Step 3: Cross multiply
    247,959.93x = 371,964.54 × 98,303.52
  4. Step 4: Simplify right side
    247,959.93x = 36,565,423,597.18
  5. Step 5: Solve for x
    x = 36,565,423,597.18/247,959.93
  6. Step 6: Final answer
    x = 147,465.05

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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.