Home / 66,051.84-91,151.55-37,758.14

Finding the Fourth Proportional to 66,051.84, 91,151.55 and 37,758.14

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Solution

The fourth proportional to 66,051.84, 91,151.55 and 37,758.14 is: 52,106.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,051.84 : 91,151.55 = 37,758.14 : x
  2. Step 2: Convert to fraction form
    66,051.84/91,151.55 = 37,758.14/x
  3. Step 3: Cross multiply
    66,051.84x = 91,151.55 × 37,758.14
  4. Step 4: Simplify right side
    66,051.84x = 3,441,712,872.18
  5. Step 5: Solve for x
    x = 3,441,712,872.18/66,051.84
  6. Step 6: Final answer
    x = 52,106.23

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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.