Home / 86,804.14-130,072.23-58,613.71

Finding the Fourth Proportional to 86,804.14, 130,072.23 and 58,613.71

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Solution

The fourth proportional to 86,804.14, 130,072.23 and 58,613.71 is: 87,830.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,804.14 : 130,072.23 = 58,613.71 : x
  2. Step 2: Convert to fraction form
    86,804.14/130,072.23 = 58,613.71/x
  3. Step 3: Cross multiply
    86,804.14x = 130,072.23 × 58,613.71
  4. Step 4: Simplify right side
    86,804.14x = 7,624,015,968.27
  5. Step 5: Solve for x
    x = 7,624,015,968.27/86,804.14
  6. Step 6: Final answer
    x = 87,830.10

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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.