Home / 93,621.64-129,197.88-51,180.18

Finding the Fourth Proportional to 93,621.64, 129,197.88 and 51,180.18

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Solution

The fourth proportional to 93,621.64, 129,197.88 and 51,180.18 is: 70,628.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,621.64 : 129,197.88 = 51,180.18 : x
  2. Step 2: Convert to fraction form
    93,621.64/129,197.88 = 51,180.18/x
  3. Step 3: Cross multiply
    93,621.64x = 129,197.88 × 51,180.18
  4. Step 4: Simplify right side
    93,621.64x = 6,612,370,754.02
  5. Step 5: Solve for x
    x = 6,612,370,754.02/93,621.64
  6. Step 6: Final answer
    x = 70,628.66

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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.