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Finding the Fourth Proportional to 250,852.55, 376,389.99 and 101,384.87

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Solution

The fourth proportional to 250,852.55, 376,389.99 and 101,384.87 is: 152,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,852.55 : 376,389.99 = 101,384.87 : x
  2. Step 2: Convert to fraction form
    250,852.55/376,389.99 = 101,384.87/x
  3. Step 3: Cross multiply
    250,852.55x = 376,389.99 × 101,384.87
  4. Step 4: Simplify right side
    250,852.55x = 38,160,248,323.50
  5. Step 5: Solve for x
    x = 38,160,248,323.50/250,852.55
  6. Step 6: Final answer
    x = 152,122.23

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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.