Home / 97,460.61-146,242.15-69,180.07

Finding the Fourth Proportional to 97,460.61, 146,242.15 and 69,180.07

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Solution

The fourth proportional to 97,460.61, 146,242.15 and 69,180.07 is: 103,806.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,460.61 : 146,242.15 = 69,180.07 : x
  2. Step 2: Convert to fraction form
    97,460.61/146,242.15 = 69,180.07/x
  3. Step 3: Cross multiply
    97,460.61x = 146,242.15 × 69,180.07
  4. Step 4: Simplify right side
    97,460.61x = 10,117,042,173.95
  5. Step 5: Solve for x
    x = 10,117,042,173.95/97,460.61
  6. Step 6: Final answer
    x = 103,806.47

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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.