Home / 59,899.23-89,856.95-20,445.75

Finding the Fourth Proportional to 59,899.23, 89,856.95 and 20,445.75

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Solution

The fourth proportional to 59,899.23, 89,856.95 and 20,445.75 is: 30,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,899.23 : 89,856.95 = 20,445.75 : x
  2. Step 2: Convert to fraction form
    59,899.23/89,856.95 = 20,445.75/x
  3. Step 3: Cross multiply
    59,899.23x = 89,856.95 × 20,445.75
  4. Step 4: Simplify right side
    59,899.23x = 1,837,192,633.23
  5. Step 5: Solve for x
    x = 1,837,192,633.23/59,899.23
  6. Step 6: Final answer
    x = 30,671.39

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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.