Home / 190,381.20-262,854.36-170,173.32

Finding the Fourth Proportional to 190,381.20, 262,854.36 and 170,173.32

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Solution

The fourth proportional to 190,381.20, 262,854.36 and 170,173.32 is: 234,953.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,381.20 : 262,854.36 = 170,173.32 : x
  2. Step 2: Convert to fraction form
    190,381.20/262,854.36 = 170,173.32/x
  3. Step 3: Cross multiply
    190,381.20x = 262,854.36 × 170,173.32
  4. Step 4: Simplify right side
    190,381.20x = 44,730,799,117.68
  5. Step 5: Solve for x
    x = 44,730,799,117.68/190,381.20
  6. Step 6: Final answer
    x = 234,953.87

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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.