Home / 223,102.15-334,653.90-156,838.75

Finding the Fourth Proportional to 223,102.15, 334,653.90 and 156,838.75

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Solution

The fourth proportional to 223,102.15, 334,653.90 and 156,838.75 is: 235,258.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,102.15 : 334,653.90 = 156,838.75 : x
  2. Step 2: Convert to fraction form
    223,102.15/334,653.90 = 156,838.75/x
  3. Step 3: Cross multiply
    223,102.15x = 334,653.90 × 156,838.75
  4. Step 4: Simplify right side
    223,102.15x = 52,486,699,358.63
  5. Step 5: Solve for x
    x = 52,486,699,358.63/223,102.15
  6. Step 6: Final answer
    x = 235,258.60

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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.