Home / 67,088.10-92,574.14-40,231.74

Finding the Fourth Proportional to 67,088.10, 92,574.14 and 40,231.74

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Solution

The fourth proportional to 67,088.10, 92,574.14 and 40,231.74 is: 55,515.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,088.10 : 92,574.14 = 40,231.74 : x
  2. Step 2: Convert to fraction form
    67,088.10/92,574.14 = 40,231.74/x
  3. Step 3: Cross multiply
    67,088.10x = 92,574.14 × 40,231.74
  4. Step 4: Simplify right side
    67,088.10x = 3,724,418,731.20
  5. Step 5: Solve for x
    x = 3,724,418,731.20/67,088.10
  6. Step 6: Final answer
    x = 55,515.34

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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.