Home / 191,795.76-264,554.64-127,263.60

Finding the Fourth Proportional to 191,795.76, 264,554.64 and 127,263.60

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Solution

The fourth proportional to 191,795.76, 264,554.64 and 127,263.60 is: 175,541.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,795.76 : 264,554.64 = 127,263.60 : x
  2. Step 2: Convert to fraction form
    191,795.76/264,554.64 = 127,263.60/x
  3. Step 3: Cross multiply
    191,795.76x = 264,554.64 × 127,263.60
  4. Step 4: Simplify right side
    191,795.76x = 33,668,175,883.10
  5. Step 5: Solve for x
    x = 33,668,175,883.10/191,795.76
  6. Step 6: Final answer
    x = 175,541.82

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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.