Home / 153,021.04-229,525.26-53,203.84

Finding the Fourth Proportional to 153,021.04, 229,525.26 and 53,203.84

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Solution

The fourth proportional to 153,021.04, 229,525.26 and 53,203.84 is: 79,803.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,021.04 : 229,525.26 = 53,203.84 : x
  2. Step 2: Convert to fraction form
    153,021.04/229,525.26 = 53,203.84/x
  3. Step 3: Cross multiply
    153,021.04x = 229,525.26 × 53,203.84
  4. Step 4: Simplify right side
    153,021.04x = 12,211,625,209.00
  5. Step 5: Solve for x
    x = 12,211,625,209.00/153,021.04
  6. Step 6: Final answer
    x = 79,803.57

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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.