Home / 163,864.40-245,854.20-158,104.40

Finding the Fourth Proportional to 163,864.40, 245,854.20 and 158,104.40

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Solution

The fourth proportional to 163,864.40, 245,854.20 and 158,104.40 is: 237,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,864.40 : 245,854.20 = 158,104.40 : x
  2. Step 2: Convert to fraction form
    163,864.40/245,854.20 = 158,104.40/x
  3. Step 3: Cross multiply
    163,864.40x = 245,854.20 × 158,104.40
  4. Step 4: Simplify right side
    163,864.40x = 38,870,630,778.48
  5. Step 5: Solve for x
    x = 38,870,630,778.48/163,864.40
  6. Step 6: Final answer
    x = 237,212.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.