Home / 60,718.02-83,762.28-39,489.54

Finding the Fourth Proportional to 60,718.02, 83,762.28 and 39,489.54

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Solution

The fourth proportional to 60,718.02, 83,762.28 and 39,489.54 is: 54,476.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,718.02 : 83,762.28 = 39,489.54 : x
  2. Step 2: Convert to fraction form
    60,718.02/83,762.28 = 39,489.54/x
  3. Step 3: Cross multiply
    60,718.02x = 83,762.28 × 39,489.54
  4. Step 4: Simplify right side
    60,718.02x = 3,307,733,592.44
  5. Step 5: Solve for x
    x = 3,307,733,592.44/60,718.02
  6. Step 6: Final answer
    x = 54,476.97

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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.