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Finding the Fourth Proportional to 60,479.16, 83,459.64 and 35,328.60

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Solution

The fourth proportional to 60,479.16, 83,459.64 and 35,328.60 is: 48,752.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,479.16 : 83,459.64 = 35,328.60 : x
  2. Step 2: Convert to fraction form
    60,479.16/83,459.64 = 35,328.60/x
  3. Step 3: Cross multiply
    60,479.16x = 83,459.64 × 35,328.60
  4. Step 4: Simplify right side
    60,479.16x = 2,948,512,237.70
  5. Step 5: Solve for x
    x = 2,948,512,237.70/60,479.16
  6. Step 6: Final answer
    x = 48,752.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.