Home / 147,656.20-221,484.30-97,792.60

Finding the Fourth Proportional to 147,656.20, 221,484.30 and 97,792.60

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Solution

The fourth proportional to 147,656.20, 221,484.30 and 97,792.60 is: 146,688.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,656.20 : 221,484.30 = 97,792.60 : x
  2. Step 2: Convert to fraction form
    147,656.20/221,484.30 = 97,792.60/x
  3. Step 3: Cross multiply
    147,656.20x = 221,484.30 × 97,792.60
  4. Step 4: Simplify right side
    147,656.20x = 21,659,525,556.18
  5. Step 5: Solve for x
    x = 21,659,525,556.18/147,656.20
  6. Step 6: Final answer
    x = 146,688.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.