Home / 191,933.19-264,868.16-107,055.72

Finding the Fourth Proportional to 191,933.19, 264,868.16 and 107,055.72

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Solution

The fourth proportional to 191,933.19, 264,868.16 and 107,055.72 is: 147,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,933.19 : 264,868.16 = 107,055.72 : x
  2. Step 2: Convert to fraction form
    191,933.19/264,868.16 = 107,055.72/x
  3. Step 3: Cross multiply
    191,933.19x = 264,868.16 × 107,055.72
  4. Step 4: Simplify right side
    191,933.19x = 28,355,651,038.60
  5. Step 5: Solve for x
    x = 28,355,651,038.60/191,933.19
  6. Step 6: Final answer
    x = 147,737.09

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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.