Home / 267,830.25-369,605.70-153,111.39

Finding the Fourth Proportional to 267,830.25, 369,605.70 and 153,111.39

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Solution

The fourth proportional to 267,830.25, 369,605.70 and 153,111.39 is: 211,293.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,830.25 : 369,605.70 = 153,111.39 : x
  2. Step 2: Convert to fraction form
    267,830.25/369,605.70 = 153,111.39/x
  3. Step 3: Cross multiply
    267,830.25x = 369,605.70 × 153,111.39
  4. Step 4: Simplify right side
    267,830.25x = 56,590,842,478.92
  5. Step 5: Solve for x
    x = 56,590,842,478.92/267,830.25
  6. Step 6: Final answer
    x = 211,293.69

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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.