Home / 68,760.01-94,888.71-38,545.36

Finding the Fourth Proportional to 68,760.01, 94,888.71 and 38,545.36

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Solution

The fourth proportional to 68,760.01, 94,888.71 and 38,545.36 is: 53,192.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,760.01 : 94,888.71 = 38,545.36 : x
  2. Step 2: Convert to fraction form
    68,760.01/94,888.71 = 38,545.36/x
  3. Step 3: Cross multiply
    68,760.01x = 94,888.71 × 38,545.36
  4. Step 4: Simplify right side
    68,760.01x = 3,657,519,486.89
  5. Step 5: Solve for x
    x = 3,657,519,486.89/68,760.01
  6. Step 6: Final answer
    x = 53,192.54

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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.