Home / 115,989.02-173,934.28-41,128.01

Finding the Fourth Proportional to 115,989.02, 173,934.28 and 41,128.01

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Solution

The fourth proportional to 115,989.02, 173,934.28 and 41,128.01 is: 61,674.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,989.02 : 173,934.28 = 41,128.01 : x
  2. Step 2: Convert to fraction form
    115,989.02/173,934.28 = 41,128.01/x
  3. Step 3: Cross multiply
    115,989.02x = 173,934.28 × 41,128.01
  4. Step 4: Simplify right side
    115,989.02x = 7,153,570,807.18
  5. Step 5: Solve for x
    x = 7,153,570,807.18/115,989.02
  6. Step 6: Final answer
    x = 61,674.55

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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.