Home / 286,293.81-395,117.04-163,797.57

Finding the Fourth Proportional to 286,293.81, 395,117.04 and 163,797.57

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Solution

The fourth proportional to 286,293.81, 395,117.04 and 163,797.57 is: 226,058.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,293.81 : 395,117.04 = 163,797.57 : x
  2. Step 2: Convert to fraction form
    286,293.81/395,117.04 = 163,797.57/x
  3. Step 3: Cross multiply
    286,293.81x = 395,117.04 × 163,797.57
  4. Step 4: Simplify right side
    286,293.81x = 64,719,211,017.59
  5. Step 5: Solve for x
    x = 64,719,211,017.59/286,293.81
  6. Step 6: Final answer
    x = 226,058.72

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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.