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Finding the Fourth Proportional to 60,995.80, 84,202.77 and 45,894.12

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Solution

The fourth proportional to 60,995.80, 84,202.77 and 45,894.12 is: 63,355.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,995.80 : 84,202.77 = 45,894.12 : x
  2. Step 2: Convert to fraction form
    60,995.80/84,202.77 = 45,894.12/x
  3. Step 3: Cross multiply
    60,995.80x = 84,202.77 × 45,894.12
  4. Step 4: Simplify right side
    60,995.80x = 3,864,412,030.71
  5. Step 5: Solve for x
    x = 3,864,412,030.71/60,995.80
  6. Step 6: Final answer
    x = 63,355.38

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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.