Home / 190,437.74-262,795.02-109,891.16

Finding the Fourth Proportional to 190,437.74, 262,795.02 and 109,891.16

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Solution

The fourth proportional to 190,437.74, 262,795.02 and 109,891.16 is: 151,644.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,437.74 : 262,795.02 = 109,891.16 : x
  2. Step 2: Convert to fraction form
    190,437.74/262,795.02 = 109,891.16/x
  3. Step 3: Cross multiply
    190,437.74x = 262,795.02 × 109,891.16
  4. Step 4: Simplify right side
    190,437.74x = 28,878,849,590.02
  5. Step 5: Solve for x
    x = 28,878,849,590.02/190,437.74
  6. Step 6: Final answer
    x = 151,644.57

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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.