Home / 105,674.04-158,533.44-39,114.72

Finding the Fourth Proportional to 105,674.04, 158,533.44 and 39,114.72

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Solution

The fourth proportional to 105,674.04, 158,533.44 and 39,114.72 is: 58,680.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,674.04 : 158,533.44 = 39,114.72 : x
  2. Step 2: Convert to fraction form
    105,674.04/158,533.44 = 39,114.72/x
  3. Step 3: Cross multiply
    105,674.04x = 158,533.44 × 39,114.72
  4. Step 4: Simplify right side
    105,674.04x = 6,200,991,116.24
  5. Step 5: Solve for x
    x = 6,200,991,116.24/105,674.04
  6. Step 6: Final answer
    x = 58,680.36

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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.