Home / 59,991.48-89,987.10-30,417.72

Finding the Fourth Proportional to 59,991.48, 89,987.10 and 30,417.72

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Solution

The fourth proportional to 59,991.48, 89,987.10 and 30,417.72 is: 45,626.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,991.48 : 89,987.10 = 30,417.72 : x
  2. Step 2: Convert to fraction form
    59,991.48/89,987.10 = 30,417.72/x
  3. Step 3: Cross multiply
    59,991.48x = 89,987.10 × 30,417.72
  4. Step 4: Simplify right side
    59,991.48x = 2,737,202,411.41
  5. Step 5: Solve for x
    x = 2,737,202,411.41/59,991.48
  6. Step 6: Final answer
    x = 45,626.52

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Similar ratio
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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.