Home / 253,000.47-379,555.35-95,228.46

Finding the Fourth Proportional to 253,000.47, 379,555.35 and 95,228.46

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Solution

The fourth proportional to 253,000.47, 379,555.35 and 95,228.46 is: 142,863.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,000.47 : 379,555.35 = 95,228.46 : x
  2. Step 2: Convert to fraction form
    253,000.47/379,555.35 = 95,228.46/x
  3. Step 3: Cross multiply
    253,000.47x = 379,555.35 × 95,228.46
  4. Step 4: Simplify right side
    253,000.47x = 36,144,471,465.26
  5. Step 5: Solve for x
    x = 36,144,471,465.26/253,000.47
  6. Step 6: Final answer
    x = 142,863.26

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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.