Home / 86,570.16-119,468.32-50,785.92

Finding the Fourth Proportional to 86,570.16, 119,468.32 and 50,785.92

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Solution

The fourth proportional to 86,570.16, 119,468.32 and 50,785.92 is: 70,085.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,570.16 : 119,468.32 = 50,785.92 : x
  2. Step 2: Convert to fraction form
    86,570.16/119,468.32 = 50,785.92/x
  3. Step 3: Cross multiply
    86,570.16x = 119,468.32 × 50,785.92
  4. Step 4: Simplify right side
    86,570.16x = 6,067,308,542.05
  5. Step 5: Solve for x
    x = 6,067,308,542.05/86,570.16
  6. Step 6: Final answer
    x = 70,085.45

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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.