Home / 267,569.16-401,415.18-90,071.44

Finding the Fourth Proportional to 267,569.16, 401,415.18 and 90,071.44

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Solution

The fourth proportional to 267,569.16, 401,415.18 and 90,071.44 is: 135,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,569.16 : 401,415.18 = 90,071.44 : x
  2. Step 2: Convert to fraction form
    267,569.16/401,415.18 = 90,071.44/x
  3. Step 3: Cross multiply
    267,569.16x = 401,415.18 × 90,071.44
  4. Step 4: Simplify right side
    267,569.16x = 36,156,043,300.46
  5. Step 5: Solve for x
    x = 36,156,043,300.46/267,569.16
  6. Step 6: Final answer
    x = 135,127.84

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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.