Home / 86,224.04-118,971.32-50,407.10

Finding the Fourth Proportional to 86,224.04, 118,971.32 and 50,407.10

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Solution

The fourth proportional to 86,224.04, 118,971.32 and 50,407.10 is: 69,551.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,224.04 : 118,971.32 = 50,407.10 : x
  2. Step 2: Convert to fraction form
    86,224.04/118,971.32 = 50,407.10/x
  3. Step 3: Cross multiply
    86,224.04x = 118,971.32 × 50,407.10
  4. Step 4: Simplify right side
    86,224.04x = 5,996,999,224.37
  5. Step 5: Solve for x
    x = 5,996,999,224.37/86,224.04
  6. Step 6: Final answer
    x = 69,551.36

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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.