Home / 53,416.80-80,060.40-23,803.20

Finding the Fourth Proportional to 53,416.80, 80,060.40 and 23,803.20

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Solution

The fourth proportional to 53,416.80, 80,060.40 and 23,803.20 is: 35,675.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,416.80 : 80,060.40 = 23,803.20 : x
  2. Step 2: Convert to fraction form
    53,416.80/80,060.40 = 23,803.20/x
  3. Step 3: Cross multiply
    53,416.80x = 80,060.40 × 23,803.20
  4. Step 4: Simplify right side
    53,416.80x = 1,905,693,713.28
  5. Step 5: Solve for x
    x = 1,905,693,713.28/53,416.80
  6. Step 6: Final answer
    x = 35,675.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.