Home / 98,035.13-135,288.47-55,593.67

Finding the Fourth Proportional to 98,035.13, 135,288.47 and 55,593.67

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Solution

The fourth proportional to 98,035.13, 135,288.47 and 55,593.67 is: 76,719.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,035.13 : 135,288.47 = 55,593.67 : x
  2. Step 2: Convert to fraction form
    98,035.13/135,288.47 = 55,593.67/x
  3. Step 3: Cross multiply
    98,035.13x = 135,288.47 × 55,593.67
  4. Step 4: Simplify right side
    98,035.13x = 7,521,182,088.02
  5. Step 5: Solve for x
    x = 7,521,182,088.02/98,035.13
  6. Step 6: Final answer
    x = 76,719.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.