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Finding the Fourth Proportional to 64,812.90, 97,152.54 and 24,820.97

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Solution

The fourth proportional to 64,812.90, 97,152.54 and 24,820.97 is: 37,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,812.90 : 97,152.54 = 24,820.97 : x
  2. Step 2: Convert to fraction form
    64,812.90/97,152.54 = 24,820.97/x
  3. Step 3: Cross multiply
    64,812.90x = 97,152.54 × 24,820.97
  4. Step 4: Simplify right side
    64,812.90x = 2,411,420,280.76
  5. Step 5: Solve for x
    x = 2,411,420,280.76/64,812.90
  6. Step 6: Final answer
    x = 37,205.87

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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.