Home / 99,706.02-149,587.29-40,584.12

Finding the Fourth Proportional to 99,706.02, 149,587.29 and 40,584.12

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Solution

The fourth proportional to 99,706.02, 149,587.29 and 40,584.12 is: 60,887.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,706.02 : 149,587.29 = 40,584.12 : x
  2. Step 2: Convert to fraction form
    99,706.02/149,587.29 = 40,584.12/x
  3. Step 3: Cross multiply
    99,706.02x = 149,587.29 × 40,584.12
  4. Step 4: Simplify right side
    99,706.02x = 6,070,869,003.26
  5. Step 5: Solve for x
    x = 6,070,869,003.26/99,706.02
  6. Step 6: Final answer
    x = 60,887.69

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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.