Home / 142,312.05-213,436.62-41,088.11

Finding the Fourth Proportional to 142,312.05, 213,436.62 and 41,088.11

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Solution

The fourth proportional to 142,312.05, 213,436.62 and 41,088.11 is: 61,623.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,312.05 : 213,436.62 = 41,088.11 : x
  2. Step 2: Convert to fraction form
    142,312.05/213,436.62 = 41,088.11/x
  3. Step 3: Cross multiply
    142,312.05x = 213,436.62 × 41,088.11
  4. Step 4: Simplify right side
    142,312.05x = 8,769,707,854.18
  5. Step 5: Solve for x
    x = 8,769,707,854.18/142,312.05
  6. Step 6: Final answer
    x = 61,623.09

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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.