Home / 374,277.51-561,420.69-104,389.23

Finding the Fourth Proportional to 374,277.51, 561,420.69 and 104,389.23

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Solution

The fourth proportional to 374,277.51, 561,420.69 and 104,389.23 is: 156,585.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,277.51 : 561,420.69 = 104,389.23 : x
  2. Step 2: Convert to fraction form
    374,277.51/561,420.69 = 104,389.23/x
  3. Step 3: Cross multiply
    374,277.51x = 561,420.69 × 104,389.23
  4. Step 4: Simplify right side
    374,277.51x = 58,606,273,535.17
  5. Step 5: Solve for x
    x = 58,606,273,535.17/374,277.51
  6. Step 6: Final answer
    x = 156,585.08

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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.