Home / 66,862.56-92,266.68-36,646.08

Finding the Fourth Proportional to 66,862.56, 92,266.68 and 36,646.08

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Solution

The fourth proportional to 66,862.56, 92,266.68 and 36,646.08 is: 50,569.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,862.56 : 92,266.68 = 36,646.08 : x
  2. Step 2: Convert to fraction form
    66,862.56/92,266.68 = 36,646.08/x
  3. Step 3: Cross multiply
    66,862.56x = 92,266.68 × 36,646.08
  4. Step 4: Simplify right side
    66,862.56x = 3,381,212,136.61
  5. Step 5: Solve for x
    x = 3,381,212,136.61/66,862.56
  6. Step 6: Final answer
    x = 50,569.59

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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.