Home / 66,430.02-99,659.55-22,062.90

Finding the Fourth Proportional to 66,430.02, 99,659.55 and 22,062.90

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Solution

The fourth proportional to 66,430.02, 99,659.55 and 22,062.90 is: 33,099.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430.02 : 99,659.55 = 22,062.90 : x
  2. Step 2: Convert to fraction form
    66,430.02/99,659.55 = 22,062.90/x
  3. Step 3: Cross multiply
    66,430.02x = 99,659.55 × 22,062.90
  4. Step 4: Simplify right side
    66,430.02x = 2,198,778,685.70
  5. Step 5: Solve for x
    x = 2,198,778,685.70/66,430.02
  6. Step 6: Final answer
    x = 33,099.17

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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.