Home / 152,435.24-210,343.60-84,435.34

Finding the Fourth Proportional to 152,435.24, 210,343.60 and 84,435.34

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Solution

The fourth proportional to 152,435.24, 210,343.60 and 84,435.34 is: 116,511.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,435.24 : 210,343.60 = 84,435.34 : x
  2. Step 2: Convert to fraction form
    152,435.24/210,343.60 = 84,435.34/x
  3. Step 3: Cross multiply
    152,435.24x = 210,343.60 × 84,435.34
  4. Step 4: Simplify right side
    152,435.24x = 17,760,431,908.93
  5. Step 5: Solve for x
    x = 17,760,431,908.93/152,435.24
  6. Step 6: Final answer
    x = 116,511.33

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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.