Home / 115,600.10-173,403.74-31,359.93

Finding the Fourth Proportional to 115,600.10, 173,403.74 and 31,359.93

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Solution

The fourth proportional to 115,600.10, 173,403.74 and 31,359.93 is: 47,040.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,600.10 : 173,403.74 = 31,359.93 : x
  2. Step 2: Convert to fraction form
    115,600.10/173,403.74 = 31,359.93/x
  3. Step 3: Cross multiply
    115,600.10x = 173,403.74 × 31,359.93
  4. Step 4: Simplify right side
    115,600.10x = 5,437,928,991.34
  5. Step 5: Solve for x
    x = 5,437,928,991.34/115,600.10
  6. Step 6: Final answer
    x = 47,040.87

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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.