Home / 73,428.48-110,150.08-26,685.12

Finding the Fourth Proportional to 73,428.48, 110,150.08 and 26,685.12

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Solution

The fourth proportional to 73,428.48, 110,150.08 and 26,685.12 is: 40,030.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,428.48 : 110,150.08 = 26,685.12 : x
  2. Step 2: Convert to fraction form
    73,428.48/110,150.08 = 26,685.12/x
  3. Step 3: Cross multiply
    73,428.48x = 110,150.08 × 26,685.12
  4. Step 4: Simplify right side
    73,428.48x = 2,939,368,102.81
  5. Step 5: Solve for x
    x = 2,939,368,102.81/73,428.48
  6. Step 6: Final answer
    x = 40,030.35

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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.