Home / 66,023.18-99,048.56-21,646.43

Finding the Fourth Proportional to 66,023.18, 99,048.56 and 21,646.43

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Solution

The fourth proportional to 66,023.18, 99,048.56 and 21,646.43 is: 32,474.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,023.18 : 99,048.56 = 21,646.43 : x
  2. Step 2: Convert to fraction form
    66,023.18/99,048.56 = 21,646.43/x
  3. Step 3: Cross multiply
    66,023.18x = 99,048.56 × 21,646.43
  4. Step 4: Simplify right side
    66,023.18x = 2,144,047,117.17
  5. Step 5: Solve for x
    x = 2,144,047,117.17/66,023.18
  6. Step 6: Final answer
    x = 32,474.16

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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.