Home / 147,635.55-221,453.33-141,803.55

Finding the Fourth Proportional to 147,635.55, 221,453.33 and 141,803.55

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Solution

The fourth proportional to 147,635.55, 221,453.33 and 141,803.55 is: 212,705.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,635.55 : 221,453.33 = 141,803.55 : x
  2. Step 2: Convert to fraction form
    147,635.55/221,453.33 = 141,803.55/x
  3. Step 3: Cross multiply
    147,635.55x = 221,453.33 × 141,803.55
  4. Step 4: Simplify right side
    147,635.55x = 31,402,867,644.30
  5. Step 5: Solve for x
    x = 31,402,867,644.30/147,635.55
  6. Step 6: Final answer
    x = 212,705.33

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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.