Home / 69,887.02-96,440.79-38,055.82

Finding the Fourth Proportional to 69,887.02, 96,440.79 and 38,055.82

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Solution

The fourth proportional to 69,887.02, 96,440.79 and 38,055.82 is: 52,515.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,887.02 : 96,440.79 = 38,055.82 : x
  2. Step 2: Convert to fraction form
    69,887.02/96,440.79 = 38,055.82/x
  3. Step 3: Cross multiply
    69,887.02x = 96,440.79 × 38,055.82
  4. Step 4: Simplify right side
    69,887.02x = 3,670,133,344.90
  5. Step 5: Solve for x
    x = 3,670,133,344.90/69,887.02
  6. Step 6: Final answer
    x = 52,515.24

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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.