Home / 147,274.47-203,257.76-89,901.77

Finding the Fourth Proportional to 147,274.47, 203,257.76 and 89,901.77

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Solution

The fourth proportional to 147,274.47, 203,257.76 and 89,901.77 is: 124,076.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,274.47 : 203,257.76 = 89,901.77 : x
  2. Step 2: Convert to fraction form
    147,274.47/203,257.76 = 89,901.77/x
  3. Step 3: Cross multiply
    147,274.47x = 203,257.76 × 89,901.77
  4. Step 4: Simplify right side
    147,274.47x = 18,273,232,390.24
  5. Step 5: Solve for x
    x = 18,273,232,390.24/147,274.47
  6. Step 6: Final answer
    x = 124,076.04

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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.