Home / 65,545.54-98,450.79-39,300.10

Finding the Fourth Proportional to 65,545.54, 98,450.79 and 39,300.10

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Solution

The fourth proportional to 65,545.54, 98,450.79 and 39,300.10 is: 59,029.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,545.54 : 98,450.79 = 39,300.10 : x
  2. Step 2: Convert to fraction form
    65,545.54/98,450.79 = 39,300.10/x
  3. Step 3: Cross multiply
    65,545.54x = 98,450.79 × 39,300.10
  4. Step 4: Simplify right side
    65,545.54x = 3,869,125,892.08
  5. Step 5: Solve for x
    x = 3,869,125,892.08/65,545.54
  6. Step 6: Final answer
    x = 59,029.58

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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.