Home / 142,097.73-196,127.76-93,708.36

Finding the Fourth Proportional to 142,097.73, 196,127.76 and 93,708.36

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Solution

The fourth proportional to 142,097.73, 196,127.76 and 93,708.36 is: 129,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,097.73 : 196,127.76 = 93,708.36 : x
  2. Step 2: Convert to fraction form
    142,097.73/196,127.76 = 93,708.36/x
  3. Step 3: Cross multiply
    142,097.73x = 196,127.76 × 93,708.36
  4. Step 4: Simplify right side
    142,097.73x = 18,378,810,740.07
  5. Step 5: Solve for x
    x = 18,378,810,740.07/142,097.73
  6. Step 6: Final answer
    x = 129,339.23

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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.