Home / 178,225.52-267,317.47-71,605.16

Finding the Fourth Proportional to 178,225.52, 267,317.47 and 71,605.16

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Solution

The fourth proportional to 178,225.52, 267,317.47 and 71,605.16 is: 107,399.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,225.52 : 267,317.47 = 71,605.16 : x
  2. Step 2: Convert to fraction form
    178,225.52/267,317.47 = 71,605.16/x
  3. Step 3: Cross multiply
    178,225.52x = 267,317.47 × 71,605.16
  4. Step 4: Simplify right side
    178,225.52x = 19,141,311,066.39
  5. Step 5: Solve for x
    x = 19,141,311,066.39/178,225.52
  6. Step 6: Final answer
    x = 107,399.39

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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.