Home / 127,666.24-191,434.56-95,784.64

Finding the Fourth Proportional to 127,666.24, 191,434.56 and 95,784.64

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Solution

The fourth proportional to 127,666.24, 191,434.56 and 95,784.64 is: 143,628.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,666.24 : 191,434.56 = 95,784.64 : x
  2. Step 2: Convert to fraction form
    127,666.24/191,434.56 = 95,784.64/x
  3. Step 3: Cross multiply
    127,666.24x = 191,434.56 × 95,784.64
  4. Step 4: Simplify right side
    127,666.24x = 18,336,490,413.16
  5. Step 5: Solve for x
    x = 18,336,490,413.16/127,666.24
  6. Step 6: Final answer
    x = 143,628.34

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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.