Home / 93,177.90-139,788.51-26,618.94

Finding the Fourth Proportional to 93,177.90, 139,788.51 and 26,618.94

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Solution

The fourth proportional to 93,177.90, 139,788.51 and 26,618.94 is: 39,934.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,177.90 : 139,788.51 = 26,618.94 : x
  2. Step 2: Convert to fraction form
    93,177.90/139,788.51 = 26,618.94/x
  3. Step 3: Cross multiply
    93,177.90x = 139,788.51 × 26,618.94
  4. Step 4: Simplify right side
    93,177.90x = 3,721,021,960.38
  5. Step 5: Solve for x
    x = 3,721,021,960.38/93,177.90
  6. Step 6: Final answer
    x = 39,934.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.