Home / 171,021.11-236,075.73-153,085.07

Finding the Fourth Proportional to 171,021.11, 236,075.73 and 153,085.07

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Solution

The fourth proportional to 171,021.11, 236,075.73 and 153,085.07 is: 211,317.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,021.11 : 236,075.73 = 153,085.07 : x
  2. Step 2: Convert to fraction form
    171,021.11/236,075.73 = 153,085.07/x
  3. Step 3: Cross multiply
    171,021.11x = 236,075.73 × 153,085.07
  4. Step 4: Simplify right side
    171,021.11x = 36,139,669,652.35
  5. Step 5: Solve for x
    x = 36,139,669,652.35/171,021.11
  6. Step 6: Final answer
    x = 211,317.01

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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.