Home / 115,577.82-159,508.71-70,252.38

Finding the Fourth Proportional to 115,577.82, 159,508.71 and 70,252.38

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Solution

The fourth proportional to 115,577.82, 159,508.71 and 70,252.38 is: 96,955.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,577.82 : 159,508.71 = 70,252.38 : x
  2. Step 2: Convert to fraction form
    115,577.82/159,508.71 = 70,252.38/x
  3. Step 3: Cross multiply
    115,577.82x = 159,508.71 × 70,252.38
  4. Step 4: Simplify right side
    115,577.82x = 11,205,866,508.23
  5. Step 5: Solve for x
    x = 11,205,866,508.23/115,577.82
  6. Step 6: Final answer
    x = 96,955.16

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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.