Home / 99,224.48-136,929.23-53,902.10

Finding the Fourth Proportional to 99,224.48, 136,929.23 and 53,902.10

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Solution

The fourth proportional to 99,224.48, 136,929.23 and 53,902.10 is: 74,384.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,224.48 : 136,929.23 = 53,902.10 : x
  2. Step 2: Convert to fraction form
    99,224.48/136,929.23 = 53,902.10/x
  3. Step 3: Cross multiply
    99,224.48x = 136,929.23 × 53,902.10
  4. Step 4: Simplify right side
    99,224.48x = 7,380,772,094.23
  5. Step 5: Solve for x
    x = 7,380,772,094.23/99,224.48
  6. Step 6: Final answer
    x = 74,384.59

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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.