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Finding the Fourth Proportional to 60,981.96, 91,420.35 and 23,568.28

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Solution

The fourth proportional to 60,981.96, 91,420.35 and 23,568.28 is: 35,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,981.96 : 91,420.35 = 23,568.28 : x
  2. Step 2: Convert to fraction form
    60,981.96/91,420.35 = 23,568.28/x
  3. Step 3: Cross multiply
    60,981.96x = 91,420.35 × 23,568.28
  4. Step 4: Simplify right side
    60,981.96x = 2,154,620,406.50
  5. Step 5: Solve for x
    x = 2,154,620,406.50/60,981.96
  6. Step 6: Final answer
    x = 35,332.10

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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.