Home / 191,611.03-264,423.29-111,085.24

Finding the Fourth Proportional to 191,611.03, 264,423.29 and 111,085.24

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Solution

The fourth proportional to 191,611.03, 264,423.29 and 111,085.24 is: 153,297.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,611.03 : 264,423.29 = 111,085.24 : x
  2. Step 2: Convert to fraction form
    191,611.03/264,423.29 = 111,085.24/x
  3. Step 3: Cross multiply
    191,611.03x = 264,423.29 × 111,085.24
  4. Step 4: Simplify right side
    191,611.03x = 29,373,524,631.24
  5. Step 5: Solve for x
    x = 29,373,524,631.24/191,611.03
  6. Step 6: Final answer
    x = 153,297.67

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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.