Home / 109,575.02-164,384.87-49,574.68

Finding the Fourth Proportional to 109,575.02, 164,384.87 and 49,574.68

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Solution

The fourth proportional to 109,575.02, 164,384.87 and 49,574.68 is: 74,372.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,575.02 : 164,384.87 = 49,574.68 : x
  2. Step 2: Convert to fraction form
    109,575.02/164,384.87 = 49,574.68/x
  3. Step 3: Cross multiply
    109,575.02x = 164,384.87 × 49,574.68
  4. Step 4: Simplify right side
    109,575.02x = 8,149,326,668.26
  5. Step 5: Solve for x
    x = 8,149,326,668.26/109,575.02
  6. Step 6: Final answer
    x = 74,372.12

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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.