Home / 66,204.64-99,306.93-19,457.50

Finding the Fourth Proportional to 66,204.64, 99,306.93 and 19,457.50

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Solution

The fourth proportional to 66,204.64, 99,306.93 and 19,457.50 is: 29,186.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,204.64 : 99,306.93 = 19,457.50 : x
  2. Step 2: Convert to fraction form
    66,204.64/99,306.93 = 19,457.50/x
  3. Step 3: Cross multiply
    66,204.64x = 99,306.93 × 19,457.50
  4. Step 4: Simplify right side
    66,204.64x = 1,932,264,590.48
  5. Step 5: Solve for x
    x = 1,932,264,590.48/66,204.64
  6. Step 6: Final answer
    x = 29,186.24

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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.