Home / 122,684.98-183,952.13-47,717.76

Finding the Fourth Proportional to 122,684.98, 183,952.13 and 47,717.76

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Solution

The fourth proportional to 122,684.98, 183,952.13 and 47,717.76 is: 71,547.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,684.98 : 183,952.13 = 47,717.76 : x
  2. Step 2: Convert to fraction form
    122,684.98/183,952.13 = 47,717.76/x
  3. Step 3: Cross multiply
    122,684.98x = 183,952.13 × 47,717.76
  4. Step 4: Simplify right side
    122,684.98x = 8,777,783,275.74
  5. Step 5: Solve for x
    x = 8,777,783,275.74/122,684.98
  6. Step 6: Final answer
    x = 71,547.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.