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Finding the Fourth Proportional to 98,312.76, 147,469.68 and 24,440.76

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Solution

The fourth proportional to 98,312.76, 147,469.68 and 24,440.76 is: 36,661.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,312.76 : 147,469.68 = 24,440.76 : x
  2. Step 2: Convert to fraction form
    98,312.76/147,469.68 = 24,440.76/x
  3. Step 3: Cross multiply
    98,312.76x = 147,469.68 × 24,440.76
  4. Step 4: Simplify right side
    98,312.76x = 3,604,271,056.16
  5. Step 5: Solve for x
    x = 3,604,271,056.16/98,312.76
  6. Step 6: Final answer
    x = 36,661.27

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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.