Home / 191,442.36-264,119.60-191,147.12

Finding the Fourth Proportional to 191,442.36, 264,119.60 and 191,147.12

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Solution

The fourth proportional to 191,442.36, 264,119.60 and 191,147.12 is: 263,712.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,442.36 : 264,119.60 = 191,147.12 : x
  2. Step 2: Convert to fraction form
    191,442.36/264,119.60 = 191,147.12/x
  3. Step 3: Cross multiply
    191,442.36x = 264,119.60 × 191,147.12
  4. Step 4: Simplify right side
    191,442.36x = 50,485,700,875.55
  5. Step 5: Solve for x
    x = 50,485,700,875.55/191,442.36
  6. Step 6: Final answer
    x = 263,712.28

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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.