Home / 237,156.03-355,648.35-79,347.57

Finding the Fourth Proportional to 237,156.03, 355,648.35 and 79,347.57

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Solution

The fourth proportional to 237,156.03, 355,648.35 and 79,347.57 is: 118,992.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,156.03 : 355,648.35 = 79,347.57 : x
  2. Step 2: Convert to fraction form
    237,156.03/355,648.35 = 79,347.57/x
  3. Step 3: Cross multiply
    237,156.03x = 355,648.35 × 79,347.57
  4. Step 4: Simplify right side
    237,156.03x = 28,219,832,347.01
  5. Step 5: Solve for x
    x = 28,219,832,347.01/237,156.03
  6. Step 6: Final answer
    x = 118,992.68

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1.5x scale

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.