Home / 130,365.02-179,906.46-73,776.38

Finding the Fourth Proportional to 130,365.02, 179,906.46 and 73,776.38

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Solution

The fourth proportional to 130,365.02, 179,906.46 and 73,776.38 is: 101,812.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,365.02 : 179,906.46 = 73,776.38 : x
  2. Step 2: Convert to fraction form
    130,365.02/179,906.46 = 73,776.38/x
  3. Step 3: Cross multiply
    130,365.02x = 179,906.46 × 73,776.38
  4. Step 4: Simplify right side
    130,365.02x = 13,272,847,357.41
  5. Step 5: Solve for x
    x = 13,272,847,357.41/130,365.02
  6. Step 6: Final answer
    x = 101,812.95

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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.