Home / 190,944.59-286,379.98-181,461.21

Finding the Fourth Proportional to 190,944.59, 286,379.98 and 181,461.21

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Solution

The fourth proportional to 190,944.59, 286,379.98 and 181,461.21 is: 272,156.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,944.59 : 286,379.98 = 181,461.21 : x
  2. Step 2: Convert to fraction form
    190,944.59/286,379.98 = 181,461.21/x
  3. Step 3: Cross multiply
    190,944.59x = 286,379.98 × 181,461.21
  4. Step 4: Simplify right side
    190,944.59x = 51,966,857,690.58
  5. Step 5: Solve for x
    x = 51,966,857,690.58/190,944.59
  6. Step 6: Final answer
    x = 272,156.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.