Home / 74,316.06-111,510.54-34,876.38

Finding the Fourth Proportional to 74,316.06, 111,510.54 and 34,876.38

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Solution

The fourth proportional to 74,316.06, 111,510.54 and 34,876.38 is: 52,331.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,316.06 : 111,510.54 = 34,876.38 : x
  2. Step 2: Convert to fraction form
    74,316.06/111,510.54 = 34,876.38/x
  3. Step 3: Cross multiply
    74,316.06x = 111,510.54 × 34,876.38
  4. Step 4: Simplify right side
    74,316.06x = 3,889,083,967.05
  5. Step 5: Solve for x
    x = 3,889,083,967.05/74,316.06
  6. Step 6: Final answer
    x = 52,331.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.