Home / 93,247.39-128,679.60-50,805.01

Finding the Fourth Proportional to 93,247.39, 128,679.60 and 50,805.01

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Solution

The fourth proportional to 93,247.39, 128,679.60 and 50,805.01 is: 70,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,247.39 : 128,679.60 = 50,805.01 : x
  2. Step 2: Convert to fraction form
    93,247.39/128,679.60 = 50,805.01/x
  3. Step 3: Cross multiply
    93,247.39x = 128,679.60 × 50,805.01
  4. Step 4: Simplify right side
    93,247.39x = 6,537,568,364.80
  5. Step 5: Solve for x
    x = 6,537,568,364.80/93,247.39
  6. Step 6: Final answer
    x = 70,109.93

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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.