Home / 171,118.58-236,106.70-99,461.93

Finding the Fourth Proportional to 171,118.58, 236,106.70 and 99,461.93

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Solution

The fourth proportional to 171,118.58, 236,106.70 and 99,461.93 is: 137,235.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,118.58 : 236,106.70 = 99,461.93 : x
  2. Step 2: Convert to fraction form
    171,118.58/236,106.70 = 99,461.93/x
  3. Step 3: Cross multiply
    171,118.58x = 236,106.70 × 99,461.93
  4. Step 4: Simplify right side
    171,118.58x = 23,483,626,638.74
  5. Step 5: Solve for x
    x = 23,483,626,638.74/171,118.58
  6. Step 6: Final answer
    x = 137,235.99

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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.