Home / 84,623.50-116,780.43-46,900.18

Finding the Fourth Proportional to 84,623.50, 116,780.43 and 46,900.18

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Solution

The fourth proportional to 84,623.50, 116,780.43 and 46,900.18 is: 64,722.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,623.50 : 116,780.43 = 46,900.18 : x
  2. Step 2: Convert to fraction form
    84,623.50/116,780.43 = 46,900.18/x
  3. Step 3: Cross multiply
    84,623.50x = 116,780.43 × 46,900.18
  4. Step 4: Simplify right side
    84,623.50x = 5,477,023,187.48
  5. Step 5: Solve for x
    x = 5,477,023,187.48/84,623.50
  6. Step 6: Final answer
    x = 64,722.25

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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.