Home / 112,415.70-168,596.55-64,928.10

Finding the Fourth Proportional to 112,415.70, 168,596.55 and 64,928.10

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Solution

The fourth proportional to 112,415.70, 168,596.55 and 64,928.10 is: 97,376.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,415.70 : 168,596.55 = 64,928.10 : x
  2. Step 2: Convert to fraction form
    112,415.70/168,596.55 = 64,928.10/x
  3. Step 3: Cross multiply
    112,415.70x = 168,596.55 × 64,928.10
  4. Step 4: Simplify right side
    112,415.70x = 10,946,653,658.06
  5. Step 5: Solve for x
    x = 10,946,653,658.06/112,415.70
  6. Step 6: Final answer
    x = 97,376.56

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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.