Home / 84,130.81-116,100.59-48,323.14

Finding the Fourth Proportional to 84,130.81, 116,100.59 and 48,323.14

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Solution

The fourth proportional to 84,130.81, 116,100.59 and 48,323.14 is: 66,685.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,130.81 : 116,100.59 = 48,323.14 : x
  2. Step 2: Convert to fraction form
    84,130.81/116,100.59 = 48,323.14/x
  3. Step 3: Cross multiply
    84,130.81x = 116,100.59 × 48,323.14
  4. Step 4: Simplify right side
    84,130.81x = 5,610,344,532.79
  5. Step 5: Solve for x
    x = 5,610,344,532.79/84,130.81
  6. Step 6: Final answer
    x = 66,685.97

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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.