Home / 242,222.98-334,371.27-172,417.74

Finding the Fourth Proportional to 242,222.98, 334,371.27 and 172,417.74

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Solution

The fourth proportional to 242,222.98, 334,371.27 and 172,417.74 is: 238,010.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,222.98 : 334,371.27 = 172,417.74 : x
  2. Step 2: Convert to fraction form
    242,222.98/334,371.27 = 172,417.74/x
  3. Step 3: Cross multiply
    242,222.98x = 334,371.27 × 172,417.74
  4. Step 4: Simplify right side
    242,222.98x = 57,651,537,572.65
  5. Step 5: Solve for x
    x = 57,651,537,572.65/242,222.98
  6. Step 6: Final answer
    x = 238,010.19

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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.