Home / 69,365.13-103,545.81-60,957.60

Finding the Fourth Proportional to 69,365.13, 103,545.81 and 60,957.60

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Solution

The fourth proportional to 69,365.13, 103,545.81 and 60,957.60 is: 90,995.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,365.13 : 103,545.81 = 60,957.60 : x
  2. Step 2: Convert to fraction form
    69,365.13/103,545.81 = 60,957.60/x
  3. Step 3: Cross multiply
    69,365.13x = 103,545.81 × 60,957.60
  4. Step 4: Simplify right side
    69,365.13x = 6,311,904,067.66
  5. Step 5: Solve for x
    x = 6,311,904,067.66/69,365.13
  6. Step 6: Final answer
    x = 90,995.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.