Home / 66,612.19-99,939.61-23,888.83

Finding the Fourth Proportional to 66,612.19, 99,939.61 and 23,888.83

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Solution

The fourth proportional to 66,612.19, 99,939.61 and 23,888.83 is: 35,840.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,612.19 : 99,939.61 = 23,888.83 : x
  2. Step 2: Convert to fraction form
    66,612.19/99,939.61 = 23,888.83/x
  3. Step 3: Cross multiply
    66,612.19x = 99,939.61 × 23,888.83
  4. Step 4: Simplify right side
    66,612.19x = 2,387,440,669.22
  5. Step 5: Solve for x
    x = 2,387,440,669.22/66,612.19
  6. Step 6: Final answer
    x = 35,840.90

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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.