Home / 190,432.76-262,660.74-125,827.16

Finding the Fourth Proportional to 190,432.76, 262,660.74 and 125,827.16

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Solution

The fourth proportional to 190,432.76, 262,660.74 and 125,827.16 is: 173,551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,432.76 : 262,660.74 = 125,827.16 : x
  2. Step 2: Convert to fraction form
    190,432.76/262,660.74 = 125,827.16/x
  3. Step 3: Cross multiply
    190,432.76x = 262,660.74 × 125,827.16
  4. Step 4: Simplify right side
    190,432.76x = 33,049,854,957.70
  5. Step 5: Solve for x
    x = 33,049,854,957.70/190,432.76
  6. Step 6: Final answer
    x = 173,551.31

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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.