Home / 103,721.26-155,574.60-59,208.52

Finding the Fourth Proportional to 103,721.26, 155,574.60 and 59,208.52

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Solution

The fourth proportional to 103,721.26, 155,574.60 and 59,208.52 is: 88,808.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,721.26 : 155,574.60 = 59,208.52 : x
  2. Step 2: Convert to fraction form
    103,721.26/155,574.60 = 59,208.52/x
  3. Step 3: Cross multiply
    103,721.26x = 155,574.60 × 59,208.52
  4. Step 4: Simplify right side
    103,721.26x = 9,211,341,815.59
  5. Step 5: Solve for x
    x = 9,211,341,815.59/103,721.26
  6. Step 6: Final answer
    x = 88,808.62

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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.