Home / 111,812.09-167,723.40-36,938.93

Finding the Fourth Proportional to 111,812.09, 167,723.40 and 36,938.93

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Solution

The fourth proportional to 111,812.09, 167,723.40 and 36,938.93 is: 55,410.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,812.09 : 167,723.40 = 36,938.93 : x
  2. Step 2: Convert to fraction form
    111,812.09/167,723.40 = 36,938.93/x
  3. Step 3: Cross multiply
    111,812.09x = 167,723.40 × 36,938.93
  4. Step 4: Simplify right side
    111,812.09x = 6,195,522,931.96
  5. Step 5: Solve for x
    x = 6,195,522,931.96/111,812.09
  6. Step 6: Final answer
    x = 55,410.13

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1.5x scale

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.