Home / 124,006.37-171,128.96-67,417.74

Finding the Fourth Proportional to 124,006.37, 171,128.96 and 67,417.74

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Solution

The fourth proportional to 124,006.37, 171,128.96 and 67,417.74 is: 93,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,006.37 : 171,128.96 = 67,417.74 : x
  2. Step 2: Convert to fraction form
    124,006.37/171,128.96 = 67,417.74/x
  3. Step 3: Cross multiply
    124,006.37x = 171,128.96 × 67,417.74
  4. Step 4: Simplify right side
    124,006.37x = 11,537,127,394.66
  5. Step 5: Solve for x
    x = 11,537,127,394.66/124,006.37
  6. Step 6: Final answer
    x = 93,036.57

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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.