Home / 190,025.96-261,916.24-144,070.39

Finding the Fourth Proportional to 190,025.96, 261,916.24 and 144,070.39

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Solution

The fourth proportional to 190,025.96, 261,916.24 and 144,070.39 is: 198,574.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,025.96 : 261,916.24 = 144,070.39 : x
  2. Step 2: Convert to fraction form
    190,025.96/261,916.24 = 144,070.39/x
  3. Step 3: Cross multiply
    190,025.96x = 261,916.24 × 144,070.39
  4. Step 4: Simplify right side
    190,025.96x = 37,734,374,844.13
  5. Step 5: Solve for x
    x = 37,734,374,844.13/190,025.96
  6. Step 6: Final answer
    x = 198,574.84

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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.