Home / 344,024.40-516,036.60-91,304.40

Finding the Fourth Proportional to 344,024.40, 516,036.60 and 91,304.40

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Solution

The fourth proportional to 344,024.40, 516,036.60 and 91,304.40 is: 136,956.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,024.40 : 516,036.60 = 91,304.40 : x
  2. Step 2: Convert to fraction form
    344,024.40/516,036.60 = 91,304.40/x
  3. Step 3: Cross multiply
    344,024.40x = 516,036.60 × 91,304.40
  4. Step 4: Simplify right side
    344,024.40x = 47,116,412,141.04
  5. Step 5: Solve for x
    x = 47,116,412,141.04/344,024.40
  6. Step 6: Final answer
    x = 136,956.60

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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.