Home / 210,391.66-290,341.56-114,898.35

Finding the Fourth Proportional to 210,391.66, 290,341.56 and 114,898.35

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Solution

The fourth proportional to 210,391.66, 290,341.56 and 114,898.35 is: 158,560.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,391.66 : 290,341.56 = 114,898.35 : x
  2. Step 2: Convert to fraction form
    210,391.66/290,341.56 = 114,898.35/x
  3. Step 3: Cross multiply
    210,391.66x = 290,341.56 × 114,898.35
  4. Step 4: Simplify right side
    210,391.66x = 33,359,766,180.43
  5. Step 5: Solve for x
    x = 33,359,766,180.43/210,391.66
  6. Step 6: Final answer
    x = 158,560.31

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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.