Home / 70,336.80-97,110.06-62,770.14

Finding the Fourth Proportional to 70,336.80, 97,110.06 and 62,770.14

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Solution

The fourth proportional to 70,336.80, 97,110.06 and 62,770.14 is: 86,663.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,336.80 : 97,110.06 = 62,770.14 : x
  2. Step 2: Convert to fraction form
    70,336.80/97,110.06 = 62,770.14/x
  3. Step 3: Cross multiply
    70,336.80x = 97,110.06 × 62,770.14
  4. Step 4: Simplify right side
    70,336.80x = 6,095,612,061.61
  5. Step 5: Solve for x
    x = 6,095,612,061.61/70,336.80
  6. Step 6: Final answer
    x = 86,663.20

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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.