Home / 66,588.24-91,894.50-38,293.93

Finding the Fourth Proportional to 66,588.24, 91,894.50 and 38,293.93

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Solution

The fourth proportional to 66,588.24, 91,894.50 and 38,293.93 is: 52,847.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,588.24 : 91,894.50 = 38,293.93 : x
  2. Step 2: Convert to fraction form
    66,588.24/91,894.50 = 38,293.93/x
  3. Step 3: Cross multiply
    66,588.24x = 91,894.50 × 38,293.93
  4. Step 4: Simplify right side
    66,588.24x = 3,519,001,320.65
  5. Step 5: Solve for x
    x = 3,519,001,320.65/66,588.24
  6. Step 6: Final answer
    x = 52,847.19

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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.