Home / 153,299.82-211,372.75-104,925.05

Finding the Fourth Proportional to 153,299.82, 211,372.75 and 104,925.05

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Solution

The fourth proportional to 153,299.82, 211,372.75 and 104,925.05 is: 144,672.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,299.82 : 211,372.75 = 104,925.05 : x
  2. Step 2: Convert to fraction form
    153,299.82/211,372.75 = 104,925.05/x
  3. Step 3: Cross multiply
    153,299.82x = 211,372.75 × 104,925.05
  4. Step 4: Simplify right side
    153,299.82x = 22,178,295,782.39
  5. Step 5: Solve for x
    x = 22,178,295,782.39/153,299.82
  6. Step 6: Final answer
    x = 144,672.68

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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.