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Finding the Fourth Proportional to 60,330.83, 90,509.00 and 18,214.07

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Solution

The fourth proportional to 60,330.83, 90,509.00 and 18,214.07 is: 27,324.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,330.83 : 90,509.00 = 18,214.07 : x
  2. Step 2: Convert to fraction form
    60,330.83/90,509.00 = 18,214.07/x
  3. Step 3: Cross multiply
    60,330.83x = 90,509.00 × 18,214.07
  4. Step 4: Simplify right side
    60,330.83x = 1,648,536,718.01
  5. Step 5: Solve for x
    x = 1,648,536,718.01/60,330.83
  6. Step 6: Final answer
    x = 27,324.95

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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.