Home / 223,615.34-334,145.44-170,012.78

Finding the Fourth Proportional to 223,615.34, 334,145.44 and 170,012.78

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Solution

The fourth proportional to 223,615.34, 334,145.44 and 170,012.78 is: 254,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,615.34 : 334,145.44 = 170,012.78 : x
  2. Step 2: Convert to fraction form
    223,615.34/334,145.44 = 170,012.78/x
  3. Step 3: Cross multiply
    223,615.34x = 334,145.44 × 170,012.78
  4. Step 4: Simplify right side
    223,615.34x = 56,808,995,178.72
  5. Step 5: Solve for x
    x = 56,808,995,178.72/223,615.34
  6. Step 6: Final answer
    x = 254,047.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.