Home / 93,150.12-139,721.96-26,590.25

Finding the Fourth Proportional to 93,150.12, 139,721.96 and 26,590.25

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Solution

The fourth proportional to 93,150.12, 139,721.96 and 26,590.25 is: 39,884.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,150.12 : 139,721.96 = 26,590.25 : x
  2. Step 2: Convert to fraction form
    93,150.12/139,721.96 = 26,590.25/x
  3. Step 3: Cross multiply
    93,150.12x = 139,721.96 × 26,590.25
  4. Step 4: Simplify right side
    93,150.12x = 3,715,241,015.33
  5. Step 5: Solve for x
    x = 3,715,241,015.33/93,150.12
  6. Step 6: Final answer
    x = 39,884.45

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1.5x scale

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.