Home / 205,036.32-282,950.16-115,612.32

Finding the Fourth Proportional to 205,036.32, 282,950.16 and 115,612.32

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Solution

The fourth proportional to 205,036.32, 282,950.16 and 115,612.32 is: 159,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,036.32 : 282,950.16 = 115,612.32 : x
  2. Step 2: Convert to fraction form
    205,036.32/282,950.16 = 115,612.32/x
  3. Step 3: Cross multiply
    205,036.32x = 282,950.16 × 115,612.32
  4. Step 4: Simplify right side
    205,036.32x = 32,712,524,441.97
  5. Step 5: Solve for x
    x = 32,712,524,441.97/205,036.32
  6. Step 6: Final answer
    x = 159,545.02

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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.