Home / 124,551.24-171,879.80-70,836.18

Finding the Fourth Proportional to 124,551.24, 171,879.80 and 70,836.18

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Solution

The fourth proportional to 124,551.24, 171,879.80 and 70,836.18 is: 97,753.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,551.24 : 171,879.80 = 70,836.18 : x
  2. Step 2: Convert to fraction form
    124,551.24/171,879.80 = 70,836.18/x
  3. Step 3: Cross multiply
    124,551.24x = 171,879.80 × 70,836.18
  4. Step 4: Simplify right side
    124,551.24x = 12,175,308,096.98
  5. Step 5: Solve for x
    x = 12,175,308,096.98/124,551.24
  6. Step 6: Final answer
    x = 97,753.41

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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.