Home / 193,215.76-266,618.69-107,173.24

Finding the Fourth Proportional to 193,215.76, 266,618.69 and 107,173.24

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Solution

The fourth proportional to 193,215.76, 266,618.69 and 107,173.24 is: 147,888.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,215.76 : 266,618.69 = 107,173.24 : x
  2. Step 2: Convert to fraction form
    193,215.76/266,618.69 = 107,173.24/x
  3. Step 3: Cross multiply
    193,215.76x = 266,618.69 × 107,173.24
  4. Step 4: Simplify right side
    193,215.76x = 28,574,388,051.34
  5. Step 5: Solve for x
    x = 28,574,388,051.34/193,215.76
  6. Step 6: Final answer
    x = 147,888.50

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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.