Home / 282,890.55-424,538.48-102,975.58

Finding the Fourth Proportional to 282,890.55, 424,538.48 and 102,975.58

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Solution

The fourth proportional to 282,890.55, 424,538.48 and 102,975.58 is: 154,537.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,890.55 : 424,538.48 = 102,975.58 : x
  2. Step 2: Convert to fraction form
    282,890.55/424,538.48 = 102,975.58/x
  3. Step 3: Cross multiply
    282,890.55x = 424,538.48 × 102,975.58
  4. Step 4: Simplify right side
    282,890.55x = 43,717,096,210.32
  5. Step 5: Solve for x
    x = 43,717,096,210.32/282,890.55
  6. Step 6: Final answer
    x = 154,537.14

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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.