Home / 124,000.58-171,134.16-70,279.82

Finding the Fourth Proportional to 124,000.58, 171,134.16 and 70,279.82

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Solution

The fourth proportional to 124,000.58, 171,134.16 and 70,279.82 is: 96,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,000.58 : 171,134.16 = 70,279.82 : x
  2. Step 2: Convert to fraction form
    124,000.58/171,134.16 = 70,279.82/x
  3. Step 3: Cross multiply
    124,000.58x = 171,134.16 × 70,279.82
  4. Step 4: Simplify right side
    124,000.58x = 12,027,277,960.65
  5. Step 5: Solve for x
    x = 12,027,277,960.65/124,000.58
  6. Step 6: Final answer
    x = 96,993.72

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1.5x scale

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.