Home / 160,412.85-221,393.07-92,416.59

Finding the Fourth Proportional to 160,412.85, 221,393.07 and 92,416.59

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Solution

The fourth proportional to 160,412.85, 221,393.07 and 92,416.59 is: 127,548.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,412.85 : 221,393.07 = 92,416.59 : x
  2. Step 2: Convert to fraction form
    160,412.85/221,393.07 = 92,416.59/x
  3. Step 3: Cross multiply
    160,412.85x = 221,393.07 × 92,416.59
  4. Step 4: Simplify right side
    160,412.85x = 20,460,392,579.03
  5. Step 5: Solve for x
    x = 20,460,392,579.03/160,412.85
  6. Step 6: Final answer
    x = 127,548.34

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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.