Home / 288,994.52-398,892.66-168,159.23

Finding the Fourth Proportional to 288,994.52, 398,892.66 and 168,159.23

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Solution

The fourth proportional to 288,994.52, 398,892.66 and 168,159.23 is: 232,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,994.52 : 398,892.66 = 168,159.23 : x
  2. Step 2: Convert to fraction form
    288,994.52/398,892.66 = 168,159.23/x
  3. Step 3: Cross multiply
    288,994.52x = 398,892.66 × 168,159.23
  4. Step 4: Simplify right side
    288,994.52x = 67,077,482,558.25
  5. Step 5: Solve for x
    x = 67,077,482,558.25/288,994.52
  6. Step 6: Final answer
    x = 232,106.42

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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.