Home / 27,150.02-40,719.57-7,430.57

Finding the Fourth Proportional to 27,150.02, 40,719.57 and 7,430.57

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Solution

The fourth proportional to 27,150.02, 40,719.57 and 7,430.57 is: 11,144.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,150.02 : 40,719.57 = 7,430.57 : x
  2. Step 2: Convert to fraction form
    27,150.02/40,719.57 = 7,430.57/x
  3. Step 3: Cross multiply
    27,150.02x = 40,719.57 × 7,430.57
  4. Step 4: Simplify right side
    27,150.02x = 302,569,689.19
  5. Step 5: Solve for x
    x = 302,569,689.19/27,150.02
  6. Step 6: Final answer
    x = 11,144.36

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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.