Home / 59,898.74-89,856.20-20,445.26

Finding the Fourth Proportional to 59,898.74, 89,856.20 and 20,445.26

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Solution

The fourth proportional to 59,898.74, 89,856.20 and 20,445.26 is: 30,670.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,898.74 : 89,856.20 = 20,445.26 : x
  2. Step 2: Convert to fraction form
    59,898.74/89,856.20 = 20,445.26/x
  3. Step 3: Cross multiply
    59,898.74x = 89,856.20 × 20,445.26
  4. Step 4: Simplify right side
    59,898.74x = 1,837,132,820.10
  5. Step 5: Solve for x
    x = 1,837,132,820.10/59,898.74
  6. Step 6: Final answer
    x = 30,670.64

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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.