Home / 115,927.43-160,798.32-112,854.69

Finding the Fourth Proportional to 115,927.43, 160,798.32 and 112,854.69

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Solution

The fourth proportional to 115,927.43, 160,798.32 and 112,854.69 is: 156,536.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,927.43 : 160,798.32 = 112,854.69 : x
  2. Step 2: Convert to fraction form
    115,927.43/160,798.32 = 112,854.69/x
  3. Step 3: Cross multiply
    115,927.43x = 160,798.32 × 112,854.69
  4. Step 4: Simplify right side
    115,927.43x = 18,146,844,132.92
  5. Step 5: Solve for x
    x = 18,146,844,132.92/115,927.43
  6. Step 6: Final answer
    x = 156,536.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.