Home / 35,479.16-53,224.20-12,100.13

Finding the Fourth Proportional to 35,479.16, 53,224.20 and 12,100.13

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Solution

The fourth proportional to 35,479.16, 53,224.20 and 12,100.13 is: 18,152.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,479.16 : 53,224.20 = 12,100.13 : x
  2. Step 2: Convert to fraction form
    35,479.16/53,224.20 = 12,100.13/x
  3. Step 3: Cross multiply
    35,479.16x = 53,224.20 × 12,100.13
  4. Step 4: Simplify right side
    35,479.16x = 644,019,739.15
  5. Step 5: Solve for x
    x = 644,019,739.15/35,479.16
  6. Step 6: Final answer
    x = 18,152.06

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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.