Home / 86,638.25-119,561.15-46,894.25

Finding the Fourth Proportional to 86,638.25, 119,561.15 and 46,894.25

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Solution

The fourth proportional to 86,638.25, 119,561.15 and 46,894.25 is: 64,714.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,638.25 : 119,561.15 = 46,894.25 : x
  2. Step 2: Convert to fraction form
    86,638.25/119,561.15 = 46,894.25/x
  3. Step 3: Cross multiply
    86,638.25x = 119,561.15 × 46,894.25
  4. Step 4: Simplify right side
    86,638.25x = 5,606,730,223.92
  5. Step 5: Solve for x
    x = 5,606,730,223.92/86,638.25
  6. Step 6: Final answer
    x = 64,714.26

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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.