Home / 185,931.25-256,497.49-134,831.89

Finding the Fourth Proportional to 185,931.25, 256,497.49 and 134,831.89

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Solution

The fourth proportional to 185,931.25, 256,497.49 and 134,831.89 is: 186,004.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,931.25 : 256,497.49 = 134,831.89 : x
  2. Step 2: Convert to fraction form
    185,931.25/256,497.49 = 134,831.89/x
  3. Step 3: Cross multiply
    185,931.25x = 256,497.49 × 134,831.89
  4. Step 4: Simplify right side
    185,931.25x = 34,584,040,403.32
  5. Step 5: Solve for x
    x = 34,584,040,403.32/185,931.25
  6. Step 6: Final answer
    x = 186,004.45

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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.