Home / 127,612.13-191,427.06-43,337.93

Finding the Fourth Proportional to 127,612.13, 191,427.06 and 43,337.93

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Solution

The fourth proportional to 127,612.13, 191,427.06 and 43,337.93 is: 65,009.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,612.13 : 191,427.06 = 43,337.93 : x
  2. Step 2: Convert to fraction form
    127,612.13/191,427.06 = 43,337.93/x
  3. Step 3: Cross multiply
    127,612.13x = 191,427.06 × 43,337.93
  4. Step 4: Simplify right side
    127,612.13x = 8,296,052,526.39
  5. Step 5: Solve for x
    x = 8,296,052,526.39/127,612.13
  6. Step 6: Final answer
    x = 65,009.91

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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.