Home / 160,401.62-221,364.54-92,417.37

Finding the Fourth Proportional to 160,401.62, 221,364.54 and 92,417.37

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Solution

The fourth proportional to 160,401.62, 221,364.54 and 92,417.37 is: 127,541.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,401.62 : 221,364.54 = 92,417.37 : x
  2. Step 2: Convert to fraction form
    160,401.62/221,364.54 = 92,417.37/x
  3. Step 3: Cross multiply
    160,401.62x = 221,364.54 × 92,417.37
  4. Step 4: Simplify right side
    160,401.62x = 20,457,928,598.06
  5. Step 5: Solve for x
    x = 20,457,928,598.06/160,401.62
  6. Step 6: Final answer
    x = 127,541.91

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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.