Home / 124,279.19-171,506.44-70,565.36

Finding the Fourth Proportional to 124,279.19, 171,506.44 and 70,565.36

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Solution

The fourth proportional to 124,279.19, 171,506.44 and 70,565.36 is: 97,380.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,279.19 : 171,506.44 = 70,565.36 : x
  2. Step 2: Convert to fraction form
    124,279.19/171,506.44 = 70,565.36/x
  3. Step 3: Cross multiply
    124,279.19x = 171,506.44 × 70,565.36
  4. Step 4: Simplify right side
    124,279.19x = 12,102,412,911.59
  5. Step 5: Solve for x
    x = 12,102,412,911.59/124,279.19
  6. Step 6: Final answer
    x = 97,380.85

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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.