Home / 124,117.06-171,285.81-67,530.58

Finding the Fourth Proportional to 124,117.06, 171,285.81 and 67,530.58

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Solution

The fourth proportional to 124,117.06, 171,285.81 and 67,530.58 is: 93,194.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,117.06 : 171,285.81 = 67,530.58 : x
  2. Step 2: Convert to fraction form
    124,117.06/171,285.81 = 67,530.58/x
  3. Step 3: Cross multiply
    124,117.06x = 171,285.81 × 67,530.58
  4. Step 4: Simplify right side
    124,117.06x = 11,567,030,095.07
  5. Step 5: Solve for x
    x = 11,567,030,095.07/124,117.06
  6. Step 6: Final answer
    x = 93,194.52

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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.