Home / 113,811.48-157,029.33-73,510.54

Finding the Fourth Proportional to 113,811.48, 157,029.33 and 73,510.54

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Solution

The fourth proportional to 113,811.48, 157,029.33 and 73,510.54 is: 101,424.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,811.48 : 157,029.33 = 73,510.54 : x
  2. Step 2: Convert to fraction form
    113,811.48/157,029.33 = 73,510.54/x
  3. Step 3: Cross multiply
    113,811.48x = 157,029.33 × 73,510.54
  4. Step 4: Simplify right side
    113,811.48x = 11,543,310,727.23
  5. Step 5: Solve for x
    x = 11,543,310,727.23/113,811.48
  6. Step 6: Final answer
    x = 101,424.84

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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.