Home / 345,159.23-517,527.43-134,551.13

Finding the Fourth Proportional to 345,159.23, 517,527.43 and 134,551.13

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Solution

The fourth proportional to 345,159.23, 517,527.43 and 134,551.13 is: 201,744.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,159.23 : 517,527.43 = 134,551.13 : x
  2. Step 2: Convert to fraction form
    345,159.23/517,527.43 = 134,551.13/x
  3. Step 3: Cross multiply
    345,159.23x = 517,527.43 × 134,551.13
  4. Step 4: Simplify right side
    345,159.23x = 69,633,897,588.48
  5. Step 5: Solve for x
    x = 69,633,897,588.48/345,159.23
  6. Step 6: Final answer
    x = 201,744.27

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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.