Home / 264,081.02-364,421.64-143,220.08

Finding the Fourth Proportional to 264,081.02, 364,421.64 and 143,220.08

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Solution

The fourth proportional to 264,081.02, 364,421.64 and 143,220.08 is: 197,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,081.02 : 364,421.64 = 143,220.08 : x
  2. Step 2: Convert to fraction form
    264,081.02/364,421.64 = 143,220.08/x
  3. Step 3: Cross multiply
    264,081.02x = 364,421.64 × 143,220.08
  4. Step 4: Simplify right side
    264,081.02x = 52,192,496,434.53
  5. Step 5: Solve for x
    x = 52,192,496,434.53/264,081.02
  6. Step 6: Final answer
    x = 197,638.20

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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.