Home / 268,334.10-370,336.19-173,117.79

Finding the Fourth Proportional to 268,334.10, 370,336.19 and 173,117.79

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Solution

The fourth proportional to 268,334.10, 370,336.19 and 173,117.79 is: 238,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,334.10 : 370,336.19 = 173,117.79 : x
  2. Step 2: Convert to fraction form
    268,334.10/370,336.19 = 173,117.79/x
  3. Step 3: Cross multiply
    268,334.10x = 370,336.19 × 173,117.79
  4. Step 4: Simplify right side
    268,334.10x = 64,111,781,904.23
  5. Step 5: Solve for x
    x = 64,111,781,904.23/268,334.10
  6. Step 6: Final answer
    x = 238,925.21

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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.