Home / 127,554.75-191,340.23-38,814.80

Finding the Fourth Proportional to 127,554.75, 191,340.23 and 38,814.80

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Solution

The fourth proportional to 127,554.75, 191,340.23 and 38,814.80 is: 58,224.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,554.75 : 191,340.23 = 38,814.80 : x
  2. Step 2: Convert to fraction form
    127,554.75/191,340.23 = 38,814.80/x
  3. Step 3: Cross multiply
    127,554.75x = 191,340.23 × 38,814.80
  4. Step 4: Simplify right side
    127,554.75x = 7,426,831,608.63
  5. Step 5: Solve for x
    x = 7,426,831,608.63/127,554.75
  6. Step 6: Final answer
    x = 58,224.66

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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.