Home / 53,970.08-74,450.40-43,909.76

Finding the Fourth Proportional to 53,970.08, 74,450.40 and 43,909.76

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Solution

The fourth proportional to 53,970.08, 74,450.40 and 43,909.76 is: 60,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,970.08 : 74,450.40 = 43,909.76 : x
  2. Step 2: Convert to fraction form
    53,970.08/74,450.40 = 43,909.76/x
  3. Step 3: Cross multiply
    53,970.08x = 74,450.40 × 43,909.76
  4. Step 4: Simplify right side
    53,970.08x = 3,269,099,195.90
  5. Step 5: Solve for x
    x = 3,269,099,195.90/53,970.08
  6. Step 6: Final answer
    x = 60,572.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.