Home / 66,569.18-99,868.18-31,004.06

Finding the Fourth Proportional to 66,569.18, 99,868.18 and 31,004.06

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Solution

The fourth proportional to 66,569.18, 99,868.18 and 31,004.06 is: 46,512.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,569.18 : 99,868.18 = 31,004.06 : x
  2. Step 2: Convert to fraction form
    66,569.18/99,868.18 = 31,004.06/x
  3. Step 3: Cross multiply
    66,569.18x = 99,868.18 × 31,004.06
  4. Step 4: Simplify right side
    66,569.18x = 3,096,319,044.81
  5. Step 5: Solve for x
    x = 3,096,319,044.81/66,569.18
  6. Step 6: Final answer
    x = 46,512.80

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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.