Home / 118,618.09-177,927.13-48,481

Finding the Fourth Proportional to 118,618.09, 177,927.13 and 48,481

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Solution

The fourth proportional to 118,618.09, 177,927.13 and 48,481 is: 72,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,618.09 : 177,927.13 = 48,481 : x
  2. Step 2: Convert to fraction form
    118,618.09/177,927.13 = 48,481/x
  3. Step 3: Cross multiply
    118,618.09x = 177,927.13 × 48,481
  4. Step 4: Simplify right side
    118,618.09x = 8,626,085,189.53
  5. Step 5: Solve for x
    x = 8,626,085,189.53/118,618.09
  6. Step 6: Final answer
    x = 72,721.50

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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.