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Finding the Fourth Proportional to 247,100.65, 370,510.54 and 97,259.74

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Solution

The fourth proportional to 247,100.65, 370,510.54 and 97,259.74 is: 145,834.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,100.65 : 370,510.54 = 97,259.74 : x
  2. Step 2: Convert to fraction form
    247,100.65/370,510.54 = 97,259.74/x
  3. Step 3: Cross multiply
    247,100.65x = 370,510.54 × 97,259.74
  4. Step 4: Simplify right side
    247,100.65x = 36,035,757,618.23
  5. Step 5: Solve for x
    x = 36,035,757,618.23/247,100.65
  6. Step 6: Final answer
    x = 145,834.33

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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.