Home / 160,615.28-221,633.34-92,638.46

Finding the Fourth Proportional to 160,615.28, 221,633.34 and 92,638.46

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Solution

The fourth proportional to 160,615.28, 221,633.34 and 92,638.46 is: 127,831.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,615.28 : 221,633.34 = 92,638.46 : x
  2. Step 2: Convert to fraction form
    160,615.28/221,633.34 = 92,638.46/x
  3. Step 3: Cross multiply
    160,615.28x = 221,633.34 × 92,638.46
  4. Step 4: Simplify right side
    160,615.28x = 20,531,771,302.26
  5. Step 5: Solve for x
    x = 20,531,771,302.26/160,615.28
  6. Step 6: Final answer
    x = 127,831.99

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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.