Home / 59,129.60-88,706.09-21,690.02

Finding the Fourth Proportional to 59,129.60, 88,706.09 and 21,690.02

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Solution

The fourth proportional to 59,129.60, 88,706.09 and 21,690.02 is: 32,539.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,129.60 : 88,706.09 = 21,690.02 : x
  2. Step 2: Convert to fraction form
    59,129.60/88,706.09 = 21,690.02/x
  3. Step 3: Cross multiply
    59,129.60x = 88,706.09 × 21,690.02
  4. Step 4: Simplify right side
    59,129.60x = 1,924,037,033.76
  5. Step 5: Solve for x
    x = 1,924,037,033.76/59,129.60
  6. Step 6: Final answer
    x = 32,539.32

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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.