Home / 112,556.60-168,834.90-70,566.20

Finding the Fourth Proportional to 112,556.60, 168,834.90 and 70,566.20

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Solution

The fourth proportional to 112,556.60, 168,834.90 and 70,566.20 is: 105,849.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,556.60 : 168,834.90 = 70,566.20 : x
  2. Step 2: Convert to fraction form
    112,556.60/168,834.90 = 70,566.20/x
  3. Step 3: Cross multiply
    112,556.60x = 168,834.90 × 70,566.20
  4. Step 4: Simplify right side
    112,556.60x = 11,914,037,320.38
  5. Step 5: Solve for x
    x = 11,914,037,320.38/112,556.60
  6. Step 6: Final answer
    x = 105,849.30

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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.