Home / 119,023.25-178,410.32-40,110.21

Finding the Fourth Proportional to 119,023.25, 178,410.32 and 40,110.21

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Solution

The fourth proportional to 119,023.25, 178,410.32 and 40,110.21 is: 60,123.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,023.25 : 178,410.32 = 40,110.21 : x
  2. Step 2: Convert to fraction form
    119,023.25/178,410.32 = 40,110.21/x
  3. Step 3: Cross multiply
    119,023.25x = 178,410.32 × 40,110.21
  4. Step 4: Simplify right side
    119,023.25x = 7,156,075,200.82
  5. Step 5: Solve for x
    x = 7,156,075,200.82/119,023.25
  6. Step 6: Final answer
    x = 60,123.34

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1.5x scale

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.