Home / 191,830.32-264,720.60-111,252.69

Finding the Fourth Proportional to 191,830.32, 264,720.60 and 111,252.69

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Solution

The fourth proportional to 191,830.32, 264,720.60 and 111,252.69 is: 153,525.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,830.32 : 264,720.60 = 111,252.69 : x
  2. Step 2: Convert to fraction form
    191,830.32/264,720.60 = 111,252.69/x
  3. Step 3: Cross multiply
    191,830.32x = 264,720.60 × 111,252.69
  4. Step 4: Simplify right side
    191,830.32x = 29,450,878,848.41
  5. Step 5: Solve for x
    x = 29,450,878,848.41/191,830.32
  6. Step 6: Final answer
    x = 153,525.67

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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.