Home / 124,415.58-171,688.46-67,825.74

Finding the Fourth Proportional to 124,415.58, 171,688.46 and 67,825.74

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Solution

The fourth proportional to 124,415.58, 171,688.46 and 67,825.74 is: 93,596.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,415.58 : 171,688.46 = 67,825.74 : x
  2. Step 2: Convert to fraction form
    124,415.58/171,688.46 = 67,825.74/x
  3. Step 3: Cross multiply
    124,415.58x = 171,688.46 × 67,825.74
  4. Step 4: Simplify right side
    124,415.58x = 11,644,896,848.96
  5. Step 5: Solve for x
    x = 11,644,896,848.96/124,415.58
  6. Step 6: Final answer
    x = 93,596.77

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1.5x scale

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.