Home / 60,841.36-91,265.28-19,291.60

Finding the Fourth Proportional to 60,841.36, 91,265.28 and 19,291.60

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Solution

The fourth proportional to 60,841.36, 91,265.28 and 19,291.60 is: 28,938.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,841.36 : 91,265.28 = 19,291.60 : x
  2. Step 2: Convert to fraction form
    60,841.36/91,265.28 = 19,291.60/x
  3. Step 3: Cross multiply
    60,841.36x = 91,265.28 × 19,291.60
  4. Step 4: Simplify right side
    60,841.36x = 1,760,653,275.65
  5. Step 5: Solve for x
    x = 1,760,653,275.65/60,841.36
  6. Step 6: Final answer
    x = 28,938.43

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1.5x scale

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.