Home / 130,454.93-180,024.57-73,096.61

Finding the Fourth Proportional to 130,454.93, 180,024.57 and 73,096.61

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Solution

The fourth proportional to 130,454.93, 180,024.57 and 73,096.61 is: 100,871.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,454.93 : 180,024.57 = 73,096.61 : x
  2. Step 2: Convert to fraction form
    130,454.93/180,024.57 = 73,096.61/x
  3. Step 3: Cross multiply
    130,454.93x = 180,024.57 × 73,096.61
  4. Step 4: Simplify right side
    130,454.93x = 13,159,184,883.58
  5. Step 5: Solve for x
    x = 13,159,184,883.58/130,454.93
  6. Step 6: Final answer
    x = 100,871.51

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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.