Home / 106,824.80-160,237.20-89,458.40

Finding the Fourth Proportional to 106,824.80, 160,237.20 and 89,458.40

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Solution

The fourth proportional to 106,824.80, 160,237.20 and 89,458.40 is: 134,187.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,824.80 : 160,237.20 = 89,458.40 : x
  2. Step 2: Convert to fraction form
    106,824.80/160,237.20 = 89,458.40/x
  3. Step 3: Cross multiply
    106,824.80x = 160,237.20 × 89,458.40
  4. Step 4: Simplify right side
    106,824.80x = 14,334,563,532.48
  5. Step 5: Solve for x
    x = 14,334,563,532.48/106,824.80
  6. Step 6: Final answer
    x = 134,187.60

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1.5x scale

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.