Home / 228,032.45-314,684.60-137,392.23

Finding the Fourth Proportional to 228,032.45, 314,684.60 and 137,392.23

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Solution

The fourth proportional to 228,032.45, 314,684.60 and 137,392.23 is: 189,601.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,032.45 : 314,684.60 = 137,392.23 : x
  2. Step 2: Convert to fraction form
    228,032.45/314,684.60 = 137,392.23/x
  3. Step 3: Cross multiply
    228,032.45x = 314,684.60 × 137,392.23
  4. Step 4: Simplify right side
    228,032.45x = 43,235,219,433.76
  5. Step 5: Solve for x
    x = 43,235,219,433.76/228,032.45
  6. Step 6: Final answer
    x = 189,601.17

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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.