Home / 147,259.60-203,219.22-83,598.46

Finding the Fourth Proportional to 147,259.60, 203,219.22 and 83,598.46

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Solution

The fourth proportional to 147,259.60, 203,219.22 and 83,598.46 is: 115,366.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,259.60 : 203,219.22 = 83,598.46 : x
  2. Step 2: Convert to fraction form
    147,259.60/203,219.22 = 83,598.46/x
  3. Step 3: Cross multiply
    147,259.60x = 203,219.22 × 83,598.46
  4. Step 4: Simplify right side
    147,259.60x = 16,988,813,834.40
  5. Step 5: Solve for x
    x = 16,988,813,834.40/147,259.60
  6. Step 6: Final answer
    x = 115,366.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.