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Finding the Fourth Proportional to 60,602.70, 83,617.47 and 36,723.90

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Solution

The fourth proportional to 60,602.70, 83,617.47 and 36,723.90 is: 50,670.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,602.70 : 83,617.47 = 36,723.90 : x
  2. Step 2: Convert to fraction form
    60,602.70/83,617.47 = 36,723.90/x
  3. Step 3: Cross multiply
    60,602.70x = 83,617.47 × 36,723.90
  4. Step 4: Simplify right side
    60,602.70x = 3,070,759,606.53
  5. Step 5: Solve for x
    x = 3,070,759,606.53/60,602.70
  6. Step 6: Final answer
    x = 50,670.34

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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.