Home / 153,163.24-211,384.26-86,095.24

Finding the Fourth Proportional to 153,163.24, 211,384.26 and 86,095.24

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Solution

The fourth proportional to 153,163.24, 211,384.26 and 86,095.24 is: 118,822.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,163.24 : 211,384.26 = 86,095.24 : x
  2. Step 2: Convert to fraction form
    153,163.24/211,384.26 = 86,095.24/x
  3. Step 3: Cross multiply
    153,163.24x = 211,384.26 × 86,095.24
  4. Step 4: Simplify right side
    153,163.24x = 18,199,178,596.92
  5. Step 5: Solve for x
    x = 18,199,178,596.92/153,163.24
  6. Step 6: Final answer
    x = 118,822.11

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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.