Home / 126,254.08-189,407.04-37,499.68

Finding the Fourth Proportional to 126,254.08, 189,407.04 and 37,499.68

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Solution

The fourth proportional to 126,254.08, 189,407.04 and 37,499.68 is: 56,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,254.08 : 189,407.04 = 37,499.68 : x
  2. Step 2: Convert to fraction form
    126,254.08/189,407.04 = 37,499.68/x
  3. Step 3: Cross multiply
    126,254.08x = 189,407.04 × 37,499.68
  4. Step 4: Simplify right side
    126,254.08x = 7,102,703,389.75
  5. Step 5: Solve for x
    x = 7,102,703,389.75/126,254.08
  6. Step 6: Final answer
    x = 56,257.22

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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.