Home / 40,681.02-56,165.92-27,930.10

Finding the Fourth Proportional to 40,681.02, 56,165.92 and 27,930.10

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Solution

The fourth proportional to 40,681.02, 56,165.92 and 27,930.10 is: 38,561.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,681.02 : 56,165.92 = 27,930.10 : x
  2. Step 2: Convert to fraction form
    40,681.02/56,165.92 = 27,930.10/x
  3. Step 3: Cross multiply
    40,681.02x = 56,165.92 × 27,930.10
  4. Step 4: Simplify right side
    40,681.02x = 1,568,719,762.19
  5. Step 5: Solve for x
    x = 1,568,719,762.19/40,681.02
  6. Step 6: Final answer
    x = 38,561.47

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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.