Home / 109,902.66-164,875.40-46,722.05

Finding the Fourth Proportional to 109,902.66, 164,875.40 and 46,722.05

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Solution

The fourth proportional to 109,902.66, 164,875.40 and 46,722.05 is: 70,092.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,902.66 : 164,875.40 = 46,722.05 : x
  2. Step 2: Convert to fraction form
    109,902.66/164,875.40 = 46,722.05/x
  3. Step 3: Cross multiply
    109,902.66x = 164,875.40 × 46,722.05
  4. Step 4: Simplify right side
    109,902.66x = 7,703,316,418.07
  5. Step 5: Solve for x
    x = 7,703,316,418.07/109,902.66
  6. Step 6: Final answer
    x = 70,092.18

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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.