Home / 80,586.39-111,222.93-46,615.53

Finding the Fourth Proportional to 80,586.39, 111,222.93 and 46,615.53

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Solution

The fourth proportional to 80,586.39, 111,222.93 and 46,615.53 is: 64,337.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,586.39 : 111,222.93 = 46,615.53 : x
  2. Step 2: Convert to fraction form
    80,586.39/111,222.93 = 46,615.53/x
  3. Step 3: Cross multiply
    80,586.39x = 111,222.93 × 46,615.53
  4. Step 4: Simplify right side
    80,586.39x = 5,184,715,830.10
  5. Step 5: Solve for x
    x = 5,184,715,830.10/80,586.39
  6. Step 6: Final answer
    x = 64,337.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.