Home / 152,720.42-229,025.73-52,853.51

Finding the Fourth Proportional to 152,720.42, 229,025.73 and 52,853.51

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Solution

The fourth proportional to 152,720.42, 229,025.73 and 52,853.51 is: 79,261.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,720.42 : 229,025.73 = 52,853.51 : x
  2. Step 2: Convert to fraction form
    152,720.42/229,025.73 = 52,853.51/x
  3. Step 3: Cross multiply
    152,720.42x = 229,025.73 × 52,853.51
  4. Step 4: Simplify right side
    152,720.42x = 12,104,813,710.81
  5. Step 5: Solve for x
    x = 12,104,813,710.81/152,720.42
  6. Step 6: Final answer
    x = 79,261.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.