Home / 112,358.14-168,560.28-45,798.54

Finding the Fourth Proportional to 112,358.14, 168,560.28 and 45,798.54

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Solution

The fourth proportional to 112,358.14, 168,560.28 and 45,798.54 is: 68,707.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,358.14 : 168,560.28 = 45,798.54 : x
  2. Step 2: Convert to fraction form
    112,358.14/168,560.28 = 45,798.54/x
  3. Step 3: Cross multiply
    112,358.14x = 168,560.28 × 45,798.54
  4. Step 4: Simplify right side
    112,358.14x = 7,719,814,725.99
  5. Step 5: Solve for x
    x = 7,719,814,725.99/112,358.14
  6. Step 6: Final answer
    x = 68,707.21

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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.