Home / 301,026.48-451,366.92-90,602.16

Finding the Fourth Proportional to 301,026.48, 451,366.92 and 90,602.16

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Solution

The fourth proportional to 301,026.48, 451,366.92 and 90,602.16 is: 135,851.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,026.48 : 451,366.92 = 90,602.16 : x
  2. Step 2: Convert to fraction form
    301,026.48/451,366.92 = 90,602.16/x
  3. Step 3: Cross multiply
    301,026.48x = 451,366.92 × 90,602.16
  4. Step 4: Simplify right side
    301,026.48x = 40,894,817,904.55
  5. Step 5: Solve for x
    x = 40,894,817,904.55/301,026.48
  6. Step 6: Final answer
    x = 135,851.23

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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.