Home / 117,622.58-162,283.37-66,627.18

Finding the Fourth Proportional to 117,622.58, 162,283.37 and 66,627.18

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Solution

The fourth proportional to 117,622.58, 162,283.37 and 66,627.18 is: 91,925.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,622.58 : 162,283.37 = 66,627.18 : x
  2. Step 2: Convert to fraction form
    117,622.58/162,283.37 = 66,627.18/x
  3. Step 3: Cross multiply
    117,622.58x = 162,283.37 × 66,627.18
  4. Step 4: Simplify right side
    117,622.58x = 10,812,482,970.86
  5. Step 5: Solve for x
    x = 10,812,482,970.86/117,622.58
  6. Step 6: Final answer
    x = 91,925.24

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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.