Home / 84,743.16-116,955.54-47,019.84

Finding the Fourth Proportional to 84,743.16, 116,955.54 and 47,019.84

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Solution

The fourth proportional to 84,743.16, 116,955.54 and 47,019.84 is: 64,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,743.16 : 116,955.54 = 47,019.84 : x
  2. Step 2: Convert to fraction form
    84,743.16/116,955.54 = 47,019.84/x
  3. Step 3: Cross multiply
    84,743.16x = 116,955.54 × 47,019.84
  4. Step 4: Simplify right side
    84,743.16x = 5,499,230,777.91
  5. Step 5: Solve for x
    x = 5,499,230,777.91/84,743.16
  6. Step 6: Final answer
    x = 64,892.92

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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.