Home / 191,762.40-264,610.24-111,173.12

Finding the Fourth Proportional to 191,762.40, 264,610.24 and 111,173.12

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Solution

The fourth proportional to 191,762.40, 264,610.24 and 111,173.12 is: 153,406.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,762.40 : 264,610.24 = 111,173.12 : x
  2. Step 2: Convert to fraction form
    191,762.40/264,610.24 = 111,173.12/x
  3. Step 3: Cross multiply
    191,762.40x = 264,610.24 × 111,173.12
  4. Step 4: Simplify right side
    191,762.40x = 29,417,545,964.75
  5. Step 5: Solve for x
    x = 29,417,545,964.75/191,762.40
  6. Step 6: Final answer
    x = 153,406.23

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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.