Home / 53,665.60-80,503.36-22,068.32

Finding the Fourth Proportional to 53,665.60, 80,503.36 and 22,068.32

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Solution

The fourth proportional to 53,665.60, 80,503.36 and 22,068.32 is: 33,104.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,665.60 : 80,503.36 = 22,068.32 : x
  2. Step 2: Convert to fraction form
    53,665.60/80,503.36 = 22,068.32/x
  3. Step 3: Cross multiply
    53,665.60x = 80,503.36 × 22,068.32
  4. Step 4: Simplify right side
    53,665.60x = 1,776,573,909.56
  5. Step 5: Solve for x
    x = 1,776,573,909.56/53,665.60
  6. Step 6: Final answer
    x = 33,104.52

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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.