Home / 157,519.60-217,382.46-89,539.42

Finding the Fourth Proportional to 157,519.60, 217,382.46 and 89,539.42

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Solution

The fourth proportional to 157,519.60, 217,382.46 and 89,539.42 is: 123,567.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,519.60 : 217,382.46 = 89,539.42 : x
  2. Step 2: Convert to fraction form
    157,519.60/217,382.46 = 89,539.42/x
  3. Step 3: Cross multiply
    157,519.60x = 217,382.46 × 89,539.42
  4. Step 4: Simplify right side
    157,519.60x = 19,464,299,386.57
  5. Step 5: Solve for x
    x = 19,464,299,386.57/157,519.60
  6. Step 6: Final answer
    x = 123,567.48

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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.