Home / 146,648.10-219,972.15-130,026.90

Finding the Fourth Proportional to 146,648.10, 219,972.15 and 130,026.90

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Solution

The fourth proportional to 146,648.10, 219,972.15 and 130,026.90 is: 195,040.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,648.10 : 219,972.15 = 130,026.90 : x
  2. Step 2: Convert to fraction form
    146,648.10/219,972.15 = 130,026.90/x
  3. Step 3: Cross multiply
    146,648.10x = 219,972.15 × 130,026.90
  4. Step 4: Simplify right side
    146,648.10x = 28,602,296,750.84
  5. Step 5: Solve for x
    x = 28,602,296,750.84/146,648.10
  6. Step 6: Final answer
    x = 195,040.35

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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.