Home / 112,043.55-168,114.75-59,440.14

Finding the Fourth Proportional to 112,043.55, 168,114.75 and 59,440.14

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Solution

The fourth proportional to 112,043.55, 168,114.75 and 59,440.14 is: 89,186.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,043.55 : 168,114.75 = 59,440.14 : x
  2. Step 2: Convert to fraction form
    112,043.55/168,114.75 = 59,440.14/x
  3. Step 3: Cross multiply
    112,043.55x = 168,114.75 × 59,440.14
  4. Step 4: Simplify right side
    112,043.55x = 9,992,764,276.07
  5. Step 5: Solve for x
    x = 9,992,764,276.07/112,043.55
  6. Step 6: Final answer
    x = 89,186.43

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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.