Home / 148,570.04-205,025.64-80,586.74

Finding the Fourth Proportional to 148,570.04, 205,025.64 and 80,586.74

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Solution

The fourth proportional to 148,570.04, 205,025.64 and 80,586.74 is: 111,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,570.04 : 205,025.64 = 80,586.74 : x
  2. Step 2: Convert to fraction form
    148,570.04/205,025.64 = 80,586.74/x
  3. Step 3: Cross multiply
    148,570.04x = 205,025.64 × 80,586.74
  4. Step 4: Simplify right side
    148,570.04x = 16,522,347,944.01
  5. Step 5: Solve for x
    x = 16,522,347,944.01/148,570.04
  6. Step 6: Final answer
    x = 111,209.15

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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.