Home / 59,766.08-89,657.34-20,312.60

Finding the Fourth Proportional to 59,766.08, 89,657.34 and 20,312.60

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Solution

The fourth proportional to 59,766.08, 89,657.34 and 20,312.60 is: 30,471.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,766.08 : 89,657.34 = 20,312.60 : x
  2. Step 2: Convert to fraction form
    59,766.08/89,657.34 = 20,312.60/x
  3. Step 3: Cross multiply
    59,766.08x = 89,657.34 × 20,312.60
  4. Step 4: Simplify right side
    59,766.08x = 1,821,173,684.48
  5. Step 5: Solve for x
    x = 1,821,173,684.48/59,766.08
  6. Step 6: Final answer
    x = 30,471.69

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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.