Home / 68,182.17-94,089.65-66,170.13

Finding the Fourth Proportional to 68,182.17, 94,089.65 and 66,170.13

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Solution

The fourth proportional to 68,182.17, 94,089.65 and 66,170.13 is: 91,313.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,182.17 : 94,089.65 = 66,170.13 : x
  2. Step 2: Convert to fraction form
    68,182.17/94,089.65 = 66,170.13/x
  3. Step 3: Cross multiply
    68,182.17x = 94,089.65 × 66,170.13
  4. Step 4: Simplify right side
    68,182.17x = 6,225,924,041.30
  5. Step 5: Solve for x
    x = 6,225,924,041.30/68,182.17
  6. Step 6: Final answer
    x = 91,313.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.