Home / 169,916.51-234,426.39-105,362.50

Finding the Fourth Proportional to 169,916.51, 234,426.39 and 105,362.50

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Solution

The fourth proportional to 169,916.51, 234,426.39 and 105,362.50 is: 145,364.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,916.51 : 234,426.39 = 105,362.50 : x
  2. Step 2: Convert to fraction form
    169,916.51/234,426.39 = 105,362.50/x
  3. Step 3: Cross multiply
    169,916.51x = 234,426.39 × 105,362.50
  4. Step 4: Simplify right side
    169,916.51x = 24,699,750,516.38
  5. Step 5: Solve for x
    x = 24,699,750,516.38/169,916.51
  6. Step 6: Final answer
    x = 145,364.04

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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.