Home / 152,618.28-210,607.38-84,638.04

Finding the Fourth Proportional to 152,618.28, 210,607.38 and 84,638.04

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Solution

The fourth proportional to 152,618.28, 210,607.38 and 84,638.04 is: 116,797.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,618.28 : 210,607.38 = 84,638.04 : x
  2. Step 2: Convert to fraction form
    152,618.28/210,607.38 = 84,638.04/x
  3. Step 3: Cross multiply
    152,618.28x = 210,607.38 × 84,638.04
  4. Step 4: Simplify right side
    152,618.28x = 17,825,395,852.74
  5. Step 5: Solve for x
    x = 17,825,395,852.74/152,618.28
  6. Step 6: Final answer
    x = 116,797.25

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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.