Home / 65,552.10-98,328.69-18,806.46

Finding the Fourth Proportional to 65,552.10, 98,328.69 and 18,806.46

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Solution

The fourth proportional to 65,552.10, 98,328.69 and 18,806.46 is: 28,209.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,552.10 : 98,328.69 = 18,806.46 : x
  2. Step 2: Convert to fraction form
    65,552.10/98,328.69 = 18,806.46/x
  3. Step 3: Cross multiply
    65,552.10x = 98,328.69 × 18,806.46
  4. Step 4: Simplify right side
    65,552.10x = 1,849,214,575.34
  5. Step 5: Solve for x
    x = 1,849,214,575.34/65,552.10
  6. Step 6: Final answer
    x = 28,209.84

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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.