Home / 147,884.24-204,079.80-80,816.24

Finding the Fourth Proportional to 147,884.24, 204,079.80 and 80,816.24

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Solution

The fourth proportional to 147,884.24, 204,079.80 and 80,816.24 is: 111,526.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,884.24 : 204,079.80 = 80,816.24 : x
  2. Step 2: Convert to fraction form
    147,884.24/204,079.80 = 80,816.24/x
  3. Step 3: Cross multiply
    147,884.24x = 204,079.80 × 80,816.24
  4. Step 4: Simplify right side
    147,884.24x = 16,492,962,095.95
  5. Step 5: Solve for x
    x = 16,492,962,095.95/147,884.24
  6. Step 6: Final answer
    x = 111,526.16

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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.