Home / 173,876.09-239,948.96-105,893.06

Finding the Fourth Proportional to 173,876.09, 239,948.96 and 105,893.06

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Solution

The fourth proportional to 173,876.09, 239,948.96 and 105,893.06 is: 146,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,876.09 : 239,948.96 = 105,893.06 : x
  2. Step 2: Convert to fraction form
    173,876.09/239,948.96 = 105,893.06/x
  3. Step 3: Cross multiply
    173,876.09x = 239,948.96 × 105,893.06
  4. Step 4: Simplify right side
    173,876.09x = 25,408,927,889.01
  5. Step 5: Solve for x
    x = 25,408,927,889.01/173,876.09
  6. Step 6: Final answer
    x = 146,132.39

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1.5x scale

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.