Home / 191,900.40-264,930.76-133,070.10

Finding the Fourth Proportional to 191,900.40, 264,930.76 and 133,070.10

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Solution

The fourth proportional to 191,900.40, 264,930.76 and 133,070.10 is: 183,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,900.40 : 264,930.76 = 133,070.10 : x
  2. Step 2: Convert to fraction form
    191,900.40/264,930.76 = 133,070.10/x
  3. Step 3: Cross multiply
    191,900.40x = 264,930.76 × 133,070.10
  4. Step 4: Simplify right side
    191,900.40x = 35,254,362,726.28
  5. Step 5: Solve for x
    x = 35,254,362,726.28/191,900.40
  6. Step 6: Final answer
    x = 183,711.77

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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.