Home / 369,820.09-554,805.50-167,318.93

Finding the Fourth Proportional to 369,820.09, 554,805.50 and 167,318.93

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Solution

The fourth proportional to 369,820.09, 554,805.50 and 167,318.93 is: 251,012.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,820.09 : 554,805.50 = 167,318.93 : x
  2. Step 2: Convert to fraction form
    369,820.09/554,805.50 = 167,318.93/x
  3. Step 3: Cross multiply
    369,820.09x = 554,805.50 × 167,318.93
  4. Step 4: Simplify right side
    369,820.09x = 92,829,462,618.12
  5. Step 5: Solve for x
    x = 92,829,462,618.12/369,820.09
  6. Step 6: Final answer
    x = 251,012.49

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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.