Home / 210,000.33-289,803.42-114,508.62

Finding the Fourth Proportional to 210,000.33, 289,803.42 and 114,508.62

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Solution

The fourth proportional to 210,000.33, 289,803.42 and 114,508.62 is: 158,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,000.33 : 289,803.42 = 114,508.62 : x
  2. Step 2: Convert to fraction form
    210,000.33/289,803.42 = 114,508.62/x
  3. Step 3: Cross multiply
    210,000.33x = 289,803.42 × 114,508.62
  4. Step 4: Simplify right side
    210,000.33x = 33,184,989,695.48
  5. Step 5: Solve for x
    x = 33,184,989,695.48/210,000.33
  6. Step 6: Final answer
    x = 158,023.51

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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.