Home / 98,824.35-136,376.66-53,501.18

Finding the Fourth Proportional to 98,824.35, 136,376.66 and 53,501.18

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Solution

The fourth proportional to 98,824.35, 136,376.66 and 53,501.18 is: 73,831.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,824.35 : 136,376.66 = 53,501.18 : x
  2. Step 2: Convert to fraction form
    98,824.35/136,376.66 = 53,501.18/x
  3. Step 3: Cross multiply
    98,824.35x = 136,376.66 × 53,501.18
  4. Step 4: Simplify right side
    98,824.35x = 7,296,311,686.33
  5. Step 5: Solve for x
    x = 7,296,311,686.33/98,824.35
  6. Step 6: Final answer
    x = 73,831.11

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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.