Home / 65,444.09-98,166.13-18,696.97

Finding the Fourth Proportional to 65,444.09, 98,166.13 and 18,696.97

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Solution

The fourth proportional to 65,444.09, 98,166.13 and 18,696.97 is: 28,045.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,444.09 : 98,166.13 = 18,696.97 : x
  2. Step 2: Convert to fraction form
    65,444.09/98,166.13 = 18,696.97/x
  3. Step 3: Cross multiply
    65,444.09x = 98,166.13 × 18,696.97
  4. Step 4: Simplify right side
    65,444.09x = 1,835,408,895.47
  5. Step 5: Solve for x
    x = 1,835,408,895.47/65,444.09
  6. Step 6: Final answer
    x = 28,045.45

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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.