Home / 82,192.08-123,282.02-39,941.66

Finding the Fourth Proportional to 82,192.08, 123,282.02 and 39,941.66

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Solution

The fourth proportional to 82,192.08, 123,282.02 and 39,941.66 is: 59,909.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,192.08 : 123,282.02 = 39,941.66 : x
  2. Step 2: Convert to fraction form
    82,192.08/123,282.02 = 39,941.66/x
  3. Step 3: Cross multiply
    82,192.08x = 123,282.02 × 39,941.66
  4. Step 4: Simplify right side
    82,192.08x = 4,924,088,526.95
  5. Step 5: Solve for x
    x = 4,924,088,526.95/82,192.08
  6. Step 6: Final answer
    x = 59,909.53

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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.