Home / 127,583.51-176,057.75-73,864.71

Finding the Fourth Proportional to 127,583.51, 176,057.75 and 73,864.71

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Solution

The fourth proportional to 127,583.51, 176,057.75 and 73,864.71 is: 101,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,583.51 : 176,057.75 = 73,864.71 : x
  2. Step 2: Convert to fraction form
    127,583.51/176,057.75 = 73,864.71/x
  3. Step 3: Cross multiply
    127,583.51x = 176,057.75 × 73,864.71
  4. Step 4: Simplify right side
    127,583.51x = 13,004,454,831.66
  5. Step 5: Solve for x
    x = 13,004,454,831.66/127,583.51
  6. Step 6: Final answer
    x = 101,928.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.