Home / 127,557.63-191,212.38-60,980.49

Finding the Fourth Proportional to 127,557.63, 191,212.38 and 60,980.49

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Solution

The fourth proportional to 127,557.63, 191,212.38 and 60,980.49 is: 91,411.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,557.63 : 191,212.38 = 60,980.49 : x
  2. Step 2: Convert to fraction form
    127,557.63/191,212.38 = 60,980.49/x
  3. Step 3: Cross multiply
    127,557.63x = 191,212.38 × 60,980.49
  4. Step 4: Simplify right side
    127,557.63x = 11,660,224,626.47
  5. Step 5: Solve for x
    x = 11,660,224,626.47/127,557.63
  6. Step 6: Final answer
    x = 91,411.42

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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.