Home / 111,283.08-166,854.36-61,397.96

Finding the Fourth Proportional to 111,283.08, 166,854.36 and 61,397.96

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Solution

The fourth proportional to 111,283.08, 166,854.36 and 61,397.96 is: 92,058.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,283.08 : 166,854.36 = 61,397.96 : x
  2. Step 2: Convert to fraction form
    111,283.08/166,854.36 = 61,397.96/x
  3. Step 3: Cross multiply
    111,283.08x = 166,854.36 × 61,397.96
  4. Step 4: Simplify right side
    111,283.08x = 10,244,516,486.83
  5. Step 5: Solve for x
    x = 10,244,516,486.83/111,283.08
  6. Step 6: Final answer
    x = 92,058.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.