Home / 127,945.61-191,661.38-63,710.23

Finding the Fourth Proportional to 127,945.61, 191,661.38 and 63,710.23

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Solution

The fourth proportional to 127,945.61, 191,661.38 and 63,710.23 is: 95,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,945.61 : 191,661.38 = 63,710.23 : x
  2. Step 2: Convert to fraction form
    127,945.61/191,661.38 = 63,710.23/x
  3. Step 3: Cross multiply
    127,945.61x = 191,661.38 × 63,710.23
  4. Step 4: Simplify right side
    127,945.61x = 12,210,790,601.92
  5. Step 5: Solve for x
    x = 12,210,790,601.92/127,945.61
  6. Step 6: Final answer
    x = 95,437.35

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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.