Home / 84,237.95-116,211.10-57,004.33

Finding the Fourth Proportional to 84,237.95, 116,211.10 and 57,004.33

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Solution

The fourth proportional to 84,237.95, 116,211.10 and 57,004.33 is: 78,640.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,237.95 : 116,211.10 = 57,004.33 : x
  2. Step 2: Convert to fraction form
    84,237.95/116,211.10 = 57,004.33/x
  3. Step 3: Cross multiply
    84,237.95x = 116,211.10 × 57,004.33
  4. Step 4: Simplify right side
    84,237.95x = 6,624,535,894.06
  5. Step 5: Solve for x
    x = 6,624,535,894.06/84,237.95
  6. Step 6: Final answer
    x = 78,640.75

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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.