Home / 66,041.34-91,115.52-37,358.23

Finding the Fourth Proportional to 66,041.34, 91,115.52 and 37,358.23

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Solution

The fourth proportional to 66,041.34, 91,115.52 and 37,358.23 is: 51,542.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,041.34 : 91,115.52 = 37,358.23 : x
  2. Step 2: Convert to fraction form
    66,041.34/91,115.52 = 37,358.23/x
  3. Step 3: Cross multiply
    66,041.34x = 91,115.52 × 37,358.23
  4. Step 4: Simplify right side
    66,041.34x = 3,403,914,552.73
  5. Step 5: Solve for x
    x = 3,403,914,552.73/66,041.34
  6. Step 6: Final answer
    x = 51,542.18

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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.