Home / 124,000.24-171,133.71-70,279.49

Finding the Fourth Proportional to 124,000.24, 171,133.71 and 70,279.49

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Solution

The fourth proportional to 124,000.24, 171,133.71 and 70,279.49 is: 96,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,000.24 : 171,133.71 = 70,279.49 : x
  2. Step 2: Convert to fraction form
    124,000.24/171,133.71 = 70,279.49/x
  3. Step 3: Cross multiply
    124,000.24x = 171,133.71 × 70,279.49
  4. Step 4: Simplify right side
    124,000.24x = 12,027,189,860.61
  5. Step 5: Solve for x
    x = 12,027,189,860.61/124,000.24
  6. Step 6: Final answer
    x = 96,993.28

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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.