Home / 370,237.28-555,377.45-104,018.55

Finding the Fourth Proportional to 370,237.28, 555,377.45 and 104,018.55

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Solution

The fourth proportional to 370,237.28, 555,377.45 and 104,018.55 is: 156,033.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,237.28 : 555,377.45 = 104,018.55 : x
  2. Step 2: Convert to fraction form
    370,237.28/555,377.45 = 104,018.55/x
  3. Step 3: Cross multiply
    370,237.28x = 555,377.45 × 104,018.55
  4. Step 4: Simplify right side
    370,237.28x = 57,769,557,051.70
  5. Step 5: Solve for x
    x = 57,769,557,051.70/370,237.28
  6. Step 6: Final answer
    x = 156,033.87

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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.