Home / 76,323.86-114,462.45-52,782.70

Finding the Fourth Proportional to 76,323.86, 114,462.45 and 52,782.70

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Solution

The fourth proportional to 76,323.86, 114,462.45 and 52,782.70 is: 79,157.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,323.86 : 114,462.45 = 52,782.70 : x
  2. Step 2: Convert to fraction form
    76,323.86/114,462.45 = 52,782.70/x
  3. Step 3: Cross multiply
    76,323.86x = 114,462.45 × 52,782.70
  4. Step 4: Simplify right side
    76,323.86x = 6,041,636,587.30
  5. Step 5: Solve for x
    x = 6,041,636,587.30/76,323.86
  6. Step 6: Final answer
    x = 79,157.90

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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.