Home / 112,174.83-168,212.97-42,004.94

Finding the Fourth Proportional to 112,174.83, 168,212.97 and 42,004.94

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Solution

The fourth proportional to 112,174.83, 168,212.97 and 42,004.94 is: 62,988.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,174.83 : 168,212.97 = 42,004.94 : x
  2. Step 2: Convert to fraction form
    112,174.83/168,212.97 = 42,004.94/x
  3. Step 3: Cross multiply
    112,174.83x = 168,212.97 × 42,004.94
  4. Step 4: Simplify right side
    112,174.83x = 7,065,774,871.01
  5. Step 5: Solve for x
    x = 7,065,774,871.01/112,174.83
  6. Step 6: Final answer
    x = 62,988.95

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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.