Home / 235,938.90-353,325.15-156,623.70

Finding the Fourth Proportional to 235,938.90, 353,325.15 and 156,623.70

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Solution

The fourth proportional to 235,938.90, 353,325.15 and 156,623.70 is: 234,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,938.90 : 353,325.15 = 156,623.70 : x
  2. Step 2: Convert to fraction form
    235,938.90/353,325.15 = 156,623.70/x
  3. Step 3: Cross multiply
    235,938.90x = 353,325.15 × 156,623.70
  4. Step 4: Simplify right side
    235,938.90x = 55,339,092,296.06
  5. Step 5: Solve for x
    x = 55,339,092,296.06/235,938.90
  6. Step 6: Final answer
    x = 234,548.40

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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.