Home / 370,185.19-555,280.82-89,702.44

Finding the Fourth Proportional to 370,185.19, 555,280.82 and 89,702.44

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Solution

The fourth proportional to 370,185.19, 555,280.82 and 89,702.44 is: 134,554.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,185.19 : 555,280.82 = 89,702.44 : x
  2. Step 2: Convert to fraction form
    370,185.19/555,280.82 = 89,702.44/x
  3. Step 3: Cross multiply
    370,185.19x = 555,280.82 × 89,702.44
  4. Step 4: Simplify right side
    370,185.19x = 49,810,042,938.87
  5. Step 5: Solve for x
    x = 49,810,042,938.87/370,185.19
  6. Step 6: Final answer
    x = 134,554.39

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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.