Home / 112,601.34-155,400.39-62,316.54

Finding the Fourth Proportional to 112,601.34, 155,400.39 and 62,316.54

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Solution

The fourth proportional to 112,601.34, 155,400.39 and 62,316.54 is: 86,002.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,601.34 : 155,400.39 = 62,316.54 : x
  2. Step 2: Convert to fraction form
    112,601.34/155,400.39 = 62,316.54/x
  3. Step 3: Cross multiply
    112,601.34x = 155,400.39 × 62,316.54
  4. Step 4: Simplify right side
    112,601.34x = 9,684,014,619.45
  5. Step 5: Solve for x
    x = 9,684,014,619.45/112,601.34
  6. Step 6: Final answer
    x = 86,002.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.