Home / 161,591-223,012.86-94,579.16

Finding the Fourth Proportional to 161,591, 223,012.86 and 94,579.16

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Solution

The fourth proportional to 161,591, 223,012.86 and 94,579.16 is: 130,529.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,591 : 223,012.86 = 94,579.16 : x
  2. Step 2: Convert to fraction form
    161,591/223,012.86 = 94,579.16/x
  3. Step 3: Cross multiply
    161,591x = 223,012.86 × 94,579.16
  4. Step 4: Simplify right side
    161,591x = 21,092,368,968.00
  5. Step 5: Solve for x
    x = 21,092,368,968.00/161,591
  6. Step 6: Final answer
    x = 130,529.35

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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.