Home / 147,336.48-203,325.74-83,674.72

Finding the Fourth Proportional to 147,336.48, 203,325.74 and 83,674.72

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Solution

The fourth proportional to 147,336.48, 203,325.74 and 83,674.72 is: 115,471.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,336.48 : 203,325.74 = 83,674.72 : x
  2. Step 2: Convert to fraction form
    147,336.48/203,325.74 = 83,674.72/x
  3. Step 3: Cross multiply
    147,336.48x = 203,325.74 × 83,674.72
  4. Step 4: Simplify right side
    147,336.48x = 17,013,224,363.29
  5. Step 5: Solve for x
    x = 17,013,224,363.29/147,336.48
  6. Step 6: Final answer
    x = 115,471.91

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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.