Home / 313,573.08-432,738.90-170,341.32

Finding the Fourth Proportional to 313,573.08, 432,738.90 and 170,341.32

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Solution

The fourth proportional to 313,573.08, 432,738.90 and 170,341.32 is: 235,075.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,573.08 : 432,738.90 = 170,341.32 : x
  2. Step 2: Convert to fraction form
    313,573.08/432,738.90 = 170,341.32/x
  3. Step 3: Cross multiply
    313,573.08x = 432,738.90 × 170,341.32
  4. Step 4: Simplify right side
    313,573.08x = 73,713,315,441.35
  5. Step 5: Solve for x
    x = 73,713,315,441.35/313,573.08
  6. Step 6: Final answer
    x = 235,075.39

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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.