Home / 165,893.40-248,840.10-152,115.30

Finding the Fourth Proportional to 165,893.40, 248,840.10 and 152,115.30

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Solution

The fourth proportional to 165,893.40, 248,840.10 and 152,115.30 is: 228,172.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,893.40 : 248,840.10 = 152,115.30 : x
  2. Step 2: Convert to fraction form
    165,893.40/248,840.10 = 152,115.30/x
  3. Step 3: Cross multiply
    165,893.40x = 248,840.10 × 152,115.30
  4. Step 4: Simplify right side
    165,893.40x = 37,852,386,463.53
  5. Step 5: Solve for x
    x = 37,852,386,463.53/165,893.40
  6. Step 6: Final answer
    x = 228,172.95

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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.