Home / 40,776.72-61,155.59-11,196.93

Finding the Fourth Proportional to 40,776.72, 61,155.59 and 11,196.93

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Solution

The fourth proportional to 40,776.72, 61,155.59 and 11,196.93 is: 16,792.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,776.72 : 61,155.59 = 11,196.93 : x
  2. Step 2: Convert to fraction form
    40,776.72/61,155.59 = 11,196.93/x
  3. Step 3: Cross multiply
    40,776.72x = 61,155.59 × 11,196.93
  4. Step 4: Simplify right side
    40,776.72x = 684,754,804.35
  5. Step 5: Solve for x
    x = 684,754,804.35/40,776.72
  6. Step 6: Final answer
    x = 16,792.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.