Home / 190,943.59-286,378.48-181,460.21

Finding the Fourth Proportional to 190,943.59, 286,378.48 and 181,460.21

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Solution

The fourth proportional to 190,943.59, 286,378.48 and 181,460.21 is: 272,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,943.59 : 286,378.48 = 181,460.21 : x
  2. Step 2: Convert to fraction form
    190,943.59/286,378.48 = 181,460.21/x
  3. Step 3: Cross multiply
    190,943.59x = 286,378.48 × 181,460.21
  4. Step 4: Simplify right side
    190,943.59x = 51,966,299,120.28
  5. Step 5: Solve for x
    x = 51,966,299,120.28/190,943.59
  6. Step 6: Final answer
    x = 272,155.24

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1.5x scale

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.