Home / 127,305.88-190,777.78-93,762.16

Finding the Fourth Proportional to 127,305.88, 190,777.78 and 93,762.16

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Solution

The fourth proportional to 127,305.88, 190,777.78 and 93,762.16 is: 140,509.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,305.88 : 190,777.78 = 93,762.16 : x
  2. Step 2: Convert to fraction form
    127,305.88/190,777.78 = 93,762.16/x
  3. Step 3: Cross multiply
    127,305.88x = 190,777.78 × 93,762.16
  4. Step 4: Simplify right side
    127,305.88x = 17,887,736,373.06
  5. Step 5: Solve for x
    x = 17,887,736,373.06/127,305.88
  6. Step 6: Final answer
    x = 140,509.90

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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.