Home / 267,386.16-401,080.15-67,706.45

Finding the Fourth Proportional to 267,386.16, 401,080.15 and 67,706.45

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Solution

The fourth proportional to 267,386.16, 401,080.15 and 67,706.45 is: 101,559.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,386.16 : 401,080.15 = 67,706.45 : x
  2. Step 2: Convert to fraction form
    267,386.16/401,080.15 = 67,706.45/x
  3. Step 3: Cross multiply
    267,386.16x = 401,080.15 × 67,706.45
  4. Step 4: Simplify right side
    267,386.16x = 27,155,713,121.97
  5. Step 5: Solve for x
    x = 27,155,713,121.97/267,386.16
  6. Step 6: Final answer
    x = 101,559.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.