Home / 122,519.04-169,075.58-68,808.74

Finding the Fourth Proportional to 122,519.04, 169,075.58 and 68,808.74

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Solution

The fourth proportional to 122,519.04, 169,075.58 and 68,808.74 is: 94,955.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,519.04 : 169,075.58 = 68,808.74 : x
  2. Step 2: Convert to fraction form
    122,519.04/169,075.58 = 68,808.74/x
  3. Step 3: Cross multiply
    122,519.04x = 169,075.58 × 68,808.74
  4. Step 4: Simplify right side
    122,519.04x = 11,633,877,624.57
  5. Step 5: Solve for x
    x = 11,633,877,624.57/122,519.04
  6. Step 6: Final answer
    x = 94,955.67

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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.