Home / 118,922.42-164,199.06-76,554.77

Finding the Fourth Proportional to 118,922.42, 164,199.06 and 76,554.77

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Solution

The fourth proportional to 118,922.42, 164,199.06 and 76,554.77 is: 105,701.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,922.42 : 164,199.06 = 76,554.77 : x
  2. Step 2: Convert to fraction form
    118,922.42/164,199.06 = 76,554.77/x
  3. Step 3: Cross multiply
    118,922.42x = 164,199.06 × 76,554.77
  4. Step 4: Simplify right side
    118,922.42x = 12,570,220,068.75
  5. Step 5: Solve for x
    x = 12,570,220,068.75/118,922.42
  6. Step 6: Final answer
    x = 105,701.01

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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.