Home / 126,189.32-189,050.70-63,710.60

Finding the Fourth Proportional to 126,189.32, 189,050.70 and 63,710.60

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Solution

The fourth proportional to 126,189.32, 189,050.70 and 63,710.60 is: 95,448.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,189.32 : 189,050.70 = 63,710.60 : x
  2. Step 2: Convert to fraction form
    126,189.32/189,050.70 = 63,710.60/x
  3. Step 3: Cross multiply
    126,189.32x = 189,050.70 × 63,710.60
  4. Step 4: Simplify right side
    126,189.32x = 12,044,533,527.42
  5. Step 5: Solve for x
    x = 12,044,533,527.42/126,189.32
  6. Step 6: Final answer
    x = 95,448.12

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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.