Home / 60,326.90-83,242.77-40,196.78

Finding the Fourth Proportional to 60,326.90, 83,242.77 and 40,196.78

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Solution

The fourth proportional to 60,326.90, 83,242.77 and 40,196.78 is: 55,465.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,326.90 : 83,242.77 = 40,196.78 : x
  2. Step 2: Convert to fraction form
    60,326.90/83,242.77 = 40,196.78/x
  3. Step 3: Cross multiply
    60,326.90x = 83,242.77 × 40,196.78
  4. Step 4: Simplify right side
    60,326.90x = 3,346,091,369.65
  5. Step 5: Solve for x
    x = 3,346,091,369.65/60,326.90
  6. Step 6: Final answer
    x = 55,465.99

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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.