Home / 127,113.91-190,681.95-41,699.16

Finding the Fourth Proportional to 127,113.91, 190,681.95 and 41,699.16

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Solution

The fourth proportional to 127,113.91, 190,681.95 and 41,699.16 is: 62,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,113.91 : 190,681.95 = 41,699.16 : x
  2. Step 2: Convert to fraction form
    127,113.91/190,681.95 = 41,699.16/x
  3. Step 3: Cross multiply
    127,113.91x = 190,681.95 × 41,699.16
  4. Step 4: Simplify right side
    127,113.91x = 7,951,276,348.92
  5. Step 5: Solve for x
    x = 7,951,276,348.92/127,113.91
  6. Step 6: Final answer
    x = 62,552.37

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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.