Home / 52,760.95-79,156.25-21,193.18

Finding the Fourth Proportional to 52,760.95, 79,156.25 and 21,193.18

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Solution

The fourth proportional to 52,760.95, 79,156.25 and 21,193.18 is: 31,795.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,760.95 : 79,156.25 = 21,193.18 : x
  2. Step 2: Convert to fraction form
    52,760.95/79,156.25 = 21,193.18/x
  3. Step 3: Cross multiply
    52,760.95x = 79,156.25 × 21,193.18
  4. Step 4: Simplify right side
    52,760.95x = 1,677,572,549.20
  5. Step 5: Solve for x
    x = 1,677,572,549.20/52,760.95
  6. Step 6: Final answer
    x = 31,795.72

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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.