Home / 102,977.01-142,035.00-94,506.47

Finding the Fourth Proportional to 102,977.01, 142,035.00 and 94,506.47

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Solution

The fourth proportional to 102,977.01, 142,035.00 and 94,506.47 is: 130,351.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,977.01 : 142,035.00 = 94,506.47 : x
  2. Step 2: Convert to fraction form
    102,977.01/142,035.00 = 94,506.47/x
  3. Step 3: Cross multiply
    102,977.01x = 142,035.00 × 94,506.47
  4. Step 4: Simplify right side
    102,977.01x = 13,423,226,467.14
  5. Step 5: Solve for x
    x = 13,423,226,467.14/102,977.01
  6. Step 6: Final answer
    x = 130,351.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.