Home / 148,263.28-204,600.40-84,590.80

Finding the Fourth Proportional to 148,263.28, 204,600.40 and 84,590.80

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Solution

The fourth proportional to 148,263.28, 204,600.40 and 84,590.80 is: 116,733.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,263.28 : 204,600.40 = 84,590.80 : x
  2. Step 2: Convert to fraction form
    148,263.28/204,600.40 = 84,590.80/x
  3. Step 3: Cross multiply
    148,263.28x = 204,600.40 × 84,590.80
  4. Step 4: Simplify right side
    148,263.28x = 17,307,311,516.32
  5. Step 5: Solve for x
    x = 17,307,311,516.32/148,263.28
  6. Step 6: Final answer
    x = 116,733.63

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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.