Home / 146,802.20-219,944.10-91,333.40

Finding the Fourth Proportional to 146,802.20, 219,944.10 and 91,333.40

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Solution

The fourth proportional to 146,802.20, 219,944.10 and 91,333.40 is: 136,838.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,802.20 : 219,944.10 = 91,333.40 : x
  2. Step 2: Convert to fraction form
    146,802.20/219,944.10 = 91,333.40/x
  3. Step 3: Cross multiply
    146,802.20x = 219,944.10 × 91,333.40
  4. Step 4: Simplify right side
    146,802.20x = 20,088,242,462.94
  5. Step 5: Solve for x
    x = 20,088,242,462.94/146,802.20
  6. Step 6: Final answer
    x = 136,838.84

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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.