Home / 354,621.79-531,875.57-101,844.79

Finding the Fourth Proportional to 354,621.79, 531,875.57 and 101,844.79

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Solution

The fourth proportional to 354,621.79, 531,875.57 and 101,844.79 is: 152,750.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,621.79 : 531,875.57 = 101,844.79 : x
  2. Step 2: Convert to fraction form
    354,621.79/531,875.57 = 101,844.79/x
  3. Step 3: Cross multiply
    354,621.79x = 531,875.57 × 101,844.79
  4. Step 4: Simplify right side
    354,621.79x = 54,168,753,073.40
  5. Step 5: Solve for x
    x = 54,168,753,073.40/354,621.79
  6. Step 6: Final answer
    x = 152,750.77

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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.