Home / 194,537.16-291,551.43-99,686.97

Finding the Fourth Proportional to 194,537.16, 291,551.43 and 99,686.97

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Solution

The fourth proportional to 194,537.16, 291,551.43 and 99,686.97 is: 149,400.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,537.16 : 291,551.43 = 99,686.97 : x
  2. Step 2: Convert to fraction form
    194,537.16/291,551.43 = 99,686.97/x
  3. Step 3: Cross multiply
    194,537.16x = 291,551.43 × 99,686.97
  4. Step 4: Simplify right side
    194,537.16x = 29,063,878,655.87
  5. Step 5: Solve for x
    x = 29,063,878,655.87/194,537.16
  6. Step 6: Final answer
    x = 149,400.14

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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.