Home / 93,213.95-128,635.74-50,772.57

Finding the Fourth Proportional to 93,213.95, 128,635.74 and 50,772.57

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Solution

The fourth proportional to 93,213.95, 128,635.74 and 50,772.57 is: 70,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,213.95 : 128,635.74 = 50,772.57 : x
  2. Step 2: Convert to fraction form
    93,213.95/128,635.74 = 50,772.57/x
  3. Step 3: Cross multiply
    93,213.95x = 128,635.74 × 50,772.57
  4. Step 4: Simplify right side
    93,213.95x = 6,531,167,113.65
  5. Step 5: Solve for x
    x = 6,531,167,113.65/93,213.95
  6. Step 6: Final answer
    x = 70,066.42

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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.