Home / 142,284.81-196,393.94-93,922.04

Finding the Fourth Proportional to 142,284.81, 196,393.94 and 93,922.04

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Solution

The fourth proportional to 142,284.81, 196,393.94 and 93,922.04 is: 129,639.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,284.81 : 196,393.94 = 93,922.04 : x
  2. Step 2: Convert to fraction form
    142,284.81/196,393.94 = 93,922.04/x
  3. Step 3: Cross multiply
    142,284.81x = 196,393.94 × 93,922.04
  4. Step 4: Simplify right side
    142,284.81x = 18,445,719,488.44
  5. Step 5: Solve for x
    x = 18,445,719,488.44/142,284.81
  6. Step 6: Final answer
    x = 129,639.41

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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.