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Finding the Fourth Proportional to 111,362.04, 167,130.54 and 61,476.57

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Solution

The fourth proportional to 111,362.04, 167,130.54 and 61,476.57 is: 92,263.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,362.04 : 167,130.54 = 61,476.57 : x
  2. Step 2: Convert to fraction form
    111,362.04/167,130.54 = 61,476.57/x
  3. Step 3: Cross multiply
    111,362.04x = 167,130.54 × 61,476.57
  4. Step 4: Simplify right side
    111,362.04x = 10,274,612,341.45
  5. Step 5: Solve for x
    x = 10,274,612,341.45/111,362.04
  6. Step 6: Final answer
    x = 92,263.15

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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.