Home / 56,862.32-85,296.78-17,419.77

Finding the Fourth Proportional to 56,862.32, 85,296.78 and 17,419.77

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Solution

The fourth proportional to 56,862.32, 85,296.78 and 17,419.77 is: 26,130.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,862.32 : 85,296.78 = 17,419.77 : x
  2. Step 2: Convert to fraction form
    56,862.32/85,296.78 = 17,419.77/x
  3. Step 3: Cross multiply
    56,862.32x = 85,296.78 × 17,419.77
  4. Step 4: Simplify right side
    56,862.32x = 1,485,850,289.34
  5. Step 5: Solve for x
    x = 1,485,850,289.34/56,862.32
  6. Step 6: Final answer
    x = 26,130.67

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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.