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Finding the Fourth Proportional to 191,798.93, 264,696.93 and 111,225.76

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Solution

The fourth proportional to 191,798.93, 264,696.93 and 111,225.76 is: 153,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,798.93 : 264,696.93 = 111,225.76 : x
  2. Step 2: Convert to fraction form
    191,798.93/264,696.93 = 111,225.76/x
  3. Step 3: Cross multiply
    191,798.93x = 264,696.93 × 111,225.76
  4. Step 4: Simplify right side
    191,798.93x = 29,441,116,547.17
  5. Step 5: Solve for x
    x = 29,441,116,547.17/191,798.93
  6. Step 6: Final answer
    x = 153,499.90

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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.