Home / 67,430.72-100,633.36-59,957.54

Finding the Fourth Proportional to 67,430.72, 100,633.36 and 59,957.54

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Solution

The fourth proportional to 67,430.72, 100,633.36 and 59,957.54 is: 89,480.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,430.72 : 100,633.36 = 59,957.54 : x
  2. Step 2: Convert to fraction form
    67,430.72/100,633.36 = 59,957.54/x
  3. Step 3: Cross multiply
    67,430.72x = 100,633.36 × 59,957.54
  4. Step 4: Simplify right side
    67,430.72x = 6,033,728,707.53
  5. Step 5: Solve for x
    x = 6,033,728,707.53/67,430.72
  6. Step 6: Final answer
    x = 89,480.41

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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.