Home / 117,766.95-162,513.70-64,051.93

Finding the Fourth Proportional to 117,766.95, 162,513.70 and 64,051.93

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Solution

The fourth proportional to 117,766.95, 162,513.70 and 64,051.93 is: 88,389.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,766.95 : 162,513.70 = 64,051.93 : x
  2. Step 2: Convert to fraction form
    117,766.95/162,513.70 = 64,051.93/x
  3. Step 3: Cross multiply
    117,766.95x = 162,513.70 × 64,051.93
  4. Step 4: Simplify right side
    117,766.95x = 10,409,316,136.44
  5. Step 5: Solve for x
    x = 10,409,316,136.44/117,766.95
  6. Step 6: Final answer
    x = 88,389.11

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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.