Home / 64,578.16-89,117.77-35,896.93

Finding the Fourth Proportional to 64,578.16, 89,117.77 and 35,896.93

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Solution

The fourth proportional to 64,578.16, 89,117.77 and 35,896.93 is: 49,537.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,578.16 : 89,117.77 = 35,896.93 : x
  2. Step 2: Convert to fraction form
    64,578.16/89,117.77 = 35,896.93/x
  3. Step 3: Cross multiply
    64,578.16x = 89,117.77 × 35,896.93
  4. Step 4: Simplify right side
    64,578.16x = 3,199,054,351.45
  5. Step 5: Solve for x
    x = 3,199,054,351.45/64,578.16
  6. Step 6: Final answer
    x = 49,537.71

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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.