Home / 169,140.10-232,881.86-143,593.52

Finding the Fourth Proportional to 169,140.10, 232,881.86 and 143,593.52

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Solution

The fourth proportional to 169,140.10, 232,881.86 and 143,593.52 is: 197,707.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,140.10 : 232,881.86 = 143,593.52 : x
  2. Step 2: Convert to fraction form
    169,140.10/232,881.86 = 143,593.52/x
  3. Step 3: Cross multiply
    169,140.10x = 232,881.86 × 143,593.52
  4. Step 4: Simplify right side
    169,140.10x = 33,440,326,021.55
  5. Step 5: Solve for x
    x = 33,440,326,021.55/169,140.10
  6. Step 6: Final answer
    x = 197,707.85

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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.