Home / 282,340.42-423,516.06-69,110.16

Finding the Fourth Proportional to 282,340.42, 423,516.06 and 69,110.16

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Solution

The fourth proportional to 282,340.42, 423,516.06 and 69,110.16 is: 103,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,340.42 : 423,516.06 = 69,110.16 : x
  2. Step 2: Convert to fraction form
    282,340.42/423,516.06 = 69,110.16/x
  3. Step 3: Cross multiply
    282,340.42x = 423,516.06 × 69,110.16
  4. Step 4: Simplify right side
    282,340.42x = 29,269,262,669.17
  5. Step 5: Solve for x
    x = 29,269,262,669.17/282,340.42
  6. Step 6: Final answer
    x = 103,666.57

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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.