Home / 113,683.68-170,525.40-30,577.68

Finding the Fourth Proportional to 113,683.68, 170,525.40 and 30,577.68

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Solution

The fourth proportional to 113,683.68, 170,525.40 and 30,577.68 is: 45,866.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,683.68 : 170,525.40 = 30,577.68 : x
  2. Step 2: Convert to fraction form
    113,683.68/170,525.40 = 30,577.68/x
  3. Step 3: Cross multiply
    113,683.68x = 170,525.40 × 30,577.68
  4. Step 4: Simplify right side
    113,683.68x = 5,214,271,113.07
  5. Step 5: Solve for x
    x = 5,214,271,113.07/113,683.68
  6. Step 6: Final answer
    x = 45,866.49

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Similar ratio
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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.