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Finding the Fourth Proportional to 98,133.80, 147,200.70 and 24,261.80

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Solution

The fourth proportional to 98,133.80, 147,200.70 and 24,261.80 is: 36,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,133.80 : 147,200.70 = 24,261.80 : x
  2. Step 2: Convert to fraction form
    98,133.80/147,200.70 = 24,261.80/x
  3. Step 3: Cross multiply
    98,133.80x = 147,200.70 × 24,261.80
  4. Step 4: Simplify right side
    98,133.80x = 3,571,353,943.26
  5. Step 5: Solve for x
    x = 3,571,353,943.26/98,133.80
  6. Step 6: Final answer
    x = 36,392.70

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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.