Home / 114,856.14-172,284.21-35,970.78

Finding the Fourth Proportional to 114,856.14, 172,284.21 and 35,970.78

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Solution

The fourth proportional to 114,856.14, 172,284.21 and 35,970.78 is: 53,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,856.14 : 172,284.21 = 35,970.78 : x
  2. Step 2: Convert to fraction form
    114,856.14/172,284.21 = 35,970.78/x
  3. Step 3: Cross multiply
    114,856.14x = 172,284.21 × 35,970.78
  4. Step 4: Simplify right side
    114,856.14x = 6,197,197,415.38
  5. Step 5: Solve for x
    x = 6,197,197,415.38/114,856.14
  6. Step 6: Final answer
    x = 53,956.17

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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.