Home / 190,233.48-262,523.04-105,348.72

Finding the Fourth Proportional to 190,233.48, 262,523.04 and 105,348.72

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Solution

The fourth proportional to 190,233.48, 262,523.04 and 105,348.72 is: 145,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,233.48 : 262,523.04 = 105,348.72 : x
  2. Step 2: Convert to fraction form
    190,233.48/262,523.04 = 105,348.72/x
  3. Step 3: Cross multiply
    190,233.48x = 262,523.04 × 105,348.72
  4. Step 4: Simplify right side
    190,233.48x = 27,656,466,234.51
  5. Step 5: Solve for x
    x = 27,656,466,234.51/190,233.48
  6. Step 6: Final answer
    x = 145,381.70

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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.