Home / 67,820.67-93,570.12-40,952.97

Finding the Fourth Proportional to 67,820.67, 93,570.12 and 40,952.97

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Solution

The fourth proportional to 67,820.67, 93,570.12 and 40,952.97 is: 56,501.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,820.67 : 93,570.12 = 40,952.97 : x
  2. Step 2: Convert to fraction form
    67,820.67/93,570.12 = 40,952.97/x
  3. Step 3: Cross multiply
    67,820.67x = 93,570.12 × 40,952.97
  4. Step 4: Simplify right side
    67,820.67x = 3,831,974,317.26
  5. Step 5: Solve for x
    x = 3,831,974,317.26/67,820.67
  6. Step 6: Final answer
    x = 56,501.57

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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.