Home / 40,539.70-60,809.55-34,999.30

Finding the Fourth Proportional to 40,539.70, 60,809.55 and 34,999.30

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Solution

The fourth proportional to 40,539.70, 60,809.55 and 34,999.30 is: 52,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,539.70 : 60,809.55 = 34,999.30 : x
  2. Step 2: Convert to fraction form
    40,539.70/60,809.55 = 34,999.30/x
  3. Step 3: Cross multiply
    40,539.70x = 60,809.55 × 34,999.30
  4. Step 4: Simplify right side
    40,539.70x = 2,128,291,683.32
  5. Step 5: Solve for x
    x = 2,128,291,683.32/40,539.70
  6. Step 6: Final answer
    x = 52,498.95

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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.