Home / 120,932.86-181,478.30-46,053.72

Finding the Fourth Proportional to 120,932.86, 181,478.30 and 46,053.72

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Solution

The fourth proportional to 120,932.86, 181,478.30 and 46,053.72 is: 69,110.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,932.86 : 181,478.30 = 46,053.72 : x
  2. Step 2: Convert to fraction form
    120,932.86/181,478.30 = 46,053.72/x
  3. Step 3: Cross multiply
    120,932.86x = 181,478.30 × 46,053.72
  4. Step 4: Simplify right side
    120,932.86x = 8,357,751,264.55
  5. Step 5: Solve for x
    x = 8,357,751,264.55/120,932.86
  6. Step 6: Final answer
    x = 69,110.67

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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.