Home / 127,960.04-191,968.14-39,220.22

Finding the Fourth Proportional to 127,960.04, 191,968.14 and 39,220.22

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Solution

The fourth proportional to 127,960.04, 191,968.14 and 39,220.22 is: 58,838.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,960.04 : 191,968.14 = 39,220.22 : x
  2. Step 2: Convert to fraction form
    127,960.04/191,968.14 = 39,220.22/x
  3. Step 3: Cross multiply
    127,960.04x = 191,968.14 × 39,220.22
  4. Step 4: Simplify right side
    127,960.04x = 7,529,032,683.79
  5. Step 5: Solve for x
    x = 7,529,032,683.79/127,960.04
  6. Step 6: Final answer
    x = 58,838.94

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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.