Home / 142,175.32-196,265.79-93,805.71

Finding the Fourth Proportional to 142,175.32, 196,265.79 and 93,805.71

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Solution

The fourth proportional to 142,175.32, 196,265.79 and 93,805.71 is: 129,494.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,175.32 : 196,265.79 = 93,805.71 : x
  2. Step 2: Convert to fraction form
    142,175.32/196,265.79 = 93,805.71/x
  3. Step 3: Cross multiply
    142,175.32x = 196,265.79 × 93,805.71
  4. Step 4: Simplify right side
    142,175.32x = 18,410,851,779.66
  5. Step 5: Solve for x
    x = 18,410,851,779.66/142,175.32
  6. Step 6: Final answer
    x = 129,494.01

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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.