Home / 183,970.08-253,887.75-112,338.54

Finding the Fourth Proportional to 183,970.08, 253,887.75 and 112,338.54

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Solution

The fourth proportional to 183,970.08, 253,887.75 and 112,338.54 is: 155,032.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,970.08 : 253,887.75 = 112,338.54 : x
  2. Step 2: Convert to fraction form
    183,970.08/253,887.75 = 112,338.54/x
  3. Step 3: Cross multiply
    183,970.08x = 253,887.75 × 112,338.54
  4. Step 4: Simplify right side
    183,970.08x = 28,521,379,158.89
  5. Step 5: Solve for x
    x = 28,521,379,158.89/183,970.08
  6. Step 6: Final answer
    x = 155,032.71

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1.5x scale

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.