Home / 52,689.98-79,035.04-21,525.24

Finding the Fourth Proportional to 52,689.98, 79,035.04 and 21,525.24

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Solution

The fourth proportional to 52,689.98, 79,035.04 and 21,525.24 is: 32,287.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,689.98 : 79,035.04 = 21,525.24 : x
  2. Step 2: Convert to fraction form
    52,689.98/79,035.04 = 21,525.24/x
  3. Step 3: Cross multiply
    52,689.98x = 79,035.04 × 21,525.24
  4. Step 4: Simplify right side
    52,689.98x = 1,701,248,204.41
  5. Step 5: Solve for x
    x = 1,701,248,204.41/52,689.98
  6. Step 6: Final answer
    x = 32,287.89

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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.