Home / 147,677.04-203,811.39-84,024.81

Finding the Fourth Proportional to 147,677.04, 203,811.39 and 84,024.81

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Solution

The fourth proportional to 147,677.04, 203,811.39 and 84,024.81 is: 115,963.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,677.04 : 203,811.39 = 84,024.81 : x
  2. Step 2: Convert to fraction form
    147,677.04/203,811.39 = 84,024.81/x
  3. Step 3: Cross multiply
    147,677.04x = 203,811.39 × 84,024.81
  4. Step 4: Simplify right side
    147,677.04x = 17,125,213,320.59
  5. Step 5: Solve for x
    x = 17,125,213,320.59/147,677.04
  6. Step 6: Final answer
    x = 115,963.95

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1.5x scale

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.