Home / 86,032.10-118,725.82-47,795.12

Finding the Fourth Proportional to 86,032.10, 118,725.82 and 47,795.12

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Solution

The fourth proportional to 86,032.10, 118,725.82 and 47,795.12 is: 65,958.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,032.10 : 118,725.82 = 47,795.12 : x
  2. Step 2: Convert to fraction form
    86,032.10/118,725.82 = 47,795.12/x
  3. Step 3: Cross multiply
    86,032.10x = 118,725.82 × 47,795.12
  4. Step 4: Simplify right side
    86,032.10x = 5,674,514,814.00
  5. Step 5: Solve for x
    x = 5,674,514,814.00/86,032.10
  6. Step 6: Final answer
    x = 65,958.11

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1.5x scale

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.