Home / 114,544.16-158,070.89-66,788.29

Finding the Fourth Proportional to 114,544.16, 158,070.89 and 66,788.29

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Solution

The fourth proportional to 114,544.16, 158,070.89 and 66,788.29 is: 92,167.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,544.16 : 158,070.89 = 66,788.29 : x
  2. Step 2: Convert to fraction form
    114,544.16/158,070.89 = 66,788.29/x
  3. Step 3: Cross multiply
    114,544.16x = 158,070.89 × 66,788.29
  4. Step 4: Simplify right side
    114,544.16x = 10,557,283,651.52
  5. Step 5: Solve for x
    x = 10,557,283,651.52/114,544.16
  6. Step 6: Final answer
    x = 92,167.80

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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.