Home / 174,557.35-261,836.03-103,698.55

Finding the Fourth Proportional to 174,557.35, 261,836.03 and 103,698.55

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Solution

The fourth proportional to 174,557.35, 261,836.03 and 103,698.55 is: 155,547.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,557.35 : 261,836.03 = 103,698.55 : x
  2. Step 2: Convert to fraction form
    174,557.35/261,836.03 = 103,698.55/x
  3. Step 3: Cross multiply
    174,557.35x = 261,836.03 × 103,698.55
  4. Step 4: Simplify right side
    174,557.35x = 27,152,016,130.26
  5. Step 5: Solve for x
    x = 27,152,016,130.26/174,557.35
  6. Step 6: Final answer
    x = 155,547.83

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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.