Home / 111,730.32-167,542.79-40,602.93

Finding the Fourth Proportional to 111,730.32, 167,542.79 and 40,602.93

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Solution

The fourth proportional to 111,730.32, 167,542.79 and 40,602.93 is: 60,885.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,730.32 : 167,542.79 = 40,602.93 : x
  2. Step 2: Convert to fraction form
    111,730.32/167,542.79 = 40,602.93/x
  3. Step 3: Cross multiply
    111,730.32x = 167,542.79 × 40,602.93
  4. Step 4: Simplify right side
    111,730.32x = 6,802,727,971.36
  5. Step 5: Solve for x
    x = 6,802,727,971.36/111,730.32
  6. Step 6: Final answer
    x = 60,885.25

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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.