Home / 96,719.06-145,012.41-49,242.29

Finding the Fourth Proportional to 96,719.06, 145,012.41 and 49,242.29

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Solution

The fourth proportional to 96,719.06, 145,012.41 and 49,242.29 is: 73,829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,719.06 : 145,012.41 = 49,242.29 : x
  2. Step 2: Convert to fraction form
    96,719.06/145,012.41 = 49,242.29/x
  3. Step 3: Cross multiply
    96,719.06x = 145,012.41 × 49,242.29
  4. Step 4: Simplify right side
    96,719.06x = 7,140,742,421.76
  5. Step 5: Solve for x
    x = 7,140,742,421.76/96,719.06
  6. Step 6: Final answer
    x = 73,829.74

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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.