Home / 152,240.40-210,087.41-84,260.16

Finding the Fourth Proportional to 152,240.40, 210,087.41 and 84,260.16

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Solution

The fourth proportional to 152,240.40, 210,087.41 and 84,260.16 is: 116,276.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,240.40 : 210,087.41 = 84,260.16 : x
  2. Step 2: Convert to fraction form
    152,240.40/210,087.41 = 84,260.16/x
  3. Step 3: Cross multiply
    152,240.40x = 210,087.41 × 84,260.16
  4. Step 4: Simplify right side
    152,240.40x = 17,701,998,359.28
  5. Step 5: Solve for x
    x = 17,701,998,359.28/152,240.40
  6. Step 6: Final answer
    x = 116,276.61

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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.