Home / 158,587.67-238,831.79-144,415.91

Finding the Fourth Proportional to 158,587.67, 238,831.79 and 144,415.91

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Solution

The fourth proportional to 158,587.67, 238,831.79 and 144,415.91 is: 217,489.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,587.67 : 238,831.79 = 144,415.91 : x
  2. Step 2: Convert to fraction form
    158,587.67/238,831.79 = 144,415.91/x
  3. Step 3: Cross multiply
    158,587.67x = 238,831.79 × 144,415.91
  4. Step 4: Simplify right side
    158,587.67x = 34,491,110,289.78
  5. Step 5: Solve for x
    x = 34,491,110,289.78/158,587.67
  6. Step 6: Final answer
    x = 217,489.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.