Home / 191,782.37-264,663.15-106,890.32

Finding the Fourth Proportional to 191,782.37, 264,663.15 and 106,890.32

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Solution

The fourth proportional to 191,782.37, 264,663.15 and 106,890.32 is: 147,510.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,782.37 : 264,663.15 = 106,890.32 : x
  2. Step 2: Convert to fraction form
    191,782.37/264,663.15 = 106,890.32/x
  3. Step 3: Cross multiply
    191,782.37x = 264,663.15 × 106,890.32
  4. Step 4: Simplify right side
    191,782.37x = 28,289,928,795.71
  5. Step 5: Solve for x
    x = 28,289,928,795.71/191,782.37
  6. Step 6: Final answer
    x = 147,510.58

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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.