Home / 163,683.84-245,465.60-58,474.24

Finding the Fourth Proportional to 163,683.84, 245,465.60 and 58,474.24

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Solution

The fourth proportional to 163,683.84, 245,465.60 and 58,474.24 is: 87,689.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,683.84 : 245,465.60 = 58,474.24 : x
  2. Step 2: Convert to fraction form
    163,683.84/245,465.60 = 58,474.24/x
  3. Step 3: Cross multiply
    163,683.84x = 245,465.60 × 58,474.24
  4. Step 4: Simplify right side
    163,683.84x = 14,353,414,406.14
  5. Step 5: Solve for x
    x = 14,353,414,406.14/163,683.84
  6. Step 6: Final answer
    x = 87,689.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.