Home / 124,412.58-171,688.95-67,823.94

Finding the Fourth Proportional to 124,412.58, 171,688.95 and 67,823.94

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Solution

The fourth proportional to 124,412.58, 171,688.95 and 67,823.94 is: 93,596.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,412.58 : 171,688.95 = 67,823.94 : x
  2. Step 2: Convert to fraction form
    124,412.58/171,688.95 = 67,823.94/x
  3. Step 3: Cross multiply
    124,412.58x = 171,688.95 × 67,823.94
  4. Step 4: Simplify right side
    124,412.58x = 11,644,621,043.46
  5. Step 5: Solve for x
    x = 11,644,621,043.46/124,412.58
  6. Step 6: Final answer
    x = 93,596.81

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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.