Home / 130,360.24-195,561.51-40,381.93

Finding the Fourth Proportional to 130,360.24, 195,561.51 and 40,381.93

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Solution

The fourth proportional to 130,360.24, 195,561.51 and 40,381.93 is: 60,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,360.24 : 195,561.51 = 40,381.93 : x
  2. Step 2: Convert to fraction form
    130,360.24/195,561.51 = 40,381.93/x
  3. Step 3: Cross multiply
    130,360.24x = 195,561.51 × 40,381.93
  4. Step 4: Simplify right side
    130,360.24x = 7,897,151,207.51
  5. Step 5: Solve for x
    x = 7,897,151,207.51/130,360.24
  6. Step 6: Final answer
    x = 60,579.45

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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.