Home / 119,172.20-164,534.64-73,898.24

Finding the Fourth Proportional to 119,172.20, 164,534.64 and 73,898.24

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Solution

The fourth proportional to 119,172.20, 164,534.64 and 73,898.24 is: 102,027.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,172.20 : 164,534.64 = 73,898.24 : x
  2. Step 2: Convert to fraction form
    119,172.20/164,534.64 = 73,898.24/x
  3. Step 3: Cross multiply
    119,172.20x = 164,534.64 × 73,898.24
  4. Step 4: Simplify right side
    119,172.20x = 12,158,820,315.03
  5. Step 5: Solve for x
    x = 12,158,820,315.03/119,172.20
  6. Step 6: Final answer
    x = 102,027.32

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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.