Home / 210,114.18-289,957.59-114,621.27

Finding the Fourth Proportional to 210,114.18, 289,957.59 and 114,621.27

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Solution

The fourth proportional to 210,114.18, 289,957.59 and 114,621.27 is: 158,177.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,114.18 : 289,957.59 = 114,621.27 : x
  2. Step 2: Convert to fraction form
    210,114.18/289,957.59 = 114,621.27/x
  3. Step 3: Cross multiply
    210,114.18x = 289,957.59 × 114,621.27
  4. Step 4: Simplify right side
    210,114.18x = 33,235,307,211.94
  5. Step 5: Solve for x
    x = 33,235,307,211.94/210,114.18
  6. Step 6: Final answer
    x = 158,177.36

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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.