Home / 292,130.24-438,252.17-112,202.51

Finding the Fourth Proportional to 292,130.24, 438,252.17 and 112,202.51

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Solution

The fourth proportional to 292,130.24, 438,252.17 and 112,202.51 is: 168,325.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,130.24 : 438,252.17 = 112,202.51 : x
  2. Step 2: Convert to fraction form
    292,130.24/438,252.17 = 112,202.51/x
  3. Step 3: Cross multiply
    292,130.24x = 438,252.17 × 112,202.51
  4. Step 4: Simplify right side
    292,130.24x = 49,172,993,486.95
  5. Step 5: Solve for x
    x = 49,172,993,486.95/292,130.24
  6. Step 6: Final answer
    x = 168,325.58

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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.