Home / 156,923.65-235,385.48-51,728.95

Finding the Fourth Proportional to 156,923.65, 235,385.48 and 51,728.95

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Solution

The fourth proportional to 156,923.65, 235,385.48 and 51,728.95 is: 77,593.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,923.65 : 235,385.48 = 51,728.95 : x
  2. Step 2: Convert to fraction form
    156,923.65/235,385.48 = 51,728.95/x
  3. Step 3: Cross multiply
    156,923.65x = 235,385.48 × 51,728.95
  4. Step 4: Simplify right side
    156,923.65x = 12,176,243,725.65
  5. Step 5: Solve for x
    x = 12,176,243,725.65/156,923.65
  6. Step 6: Final answer
    x = 77,593.43

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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.