Home / 106,728.04-160,119.71-56,767.01

Finding the Fourth Proportional to 106,728.04, 160,119.71 and 56,767.01

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Solution

The fourth proportional to 106,728.04, 160,119.71 and 56,767.01 is: 85,165.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,728.04 : 160,119.71 = 56,767.01 : x
  2. Step 2: Convert to fraction form
    106,728.04/160,119.71 = 56,767.01/x
  3. Step 3: Cross multiply
    106,728.04x = 160,119.71 × 56,767.01
  4. Step 4: Simplify right side
    106,728.04x = 9,089,516,894.93
  5. Step 5: Solve for x
    x = 9,089,516,894.93/106,728.04
  6. Step 6: Final answer
    x = 85,165.22

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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.