Home / 86,130.01-118,832.70-50,294.17

Finding the Fourth Proportional to 86,130.01, 118,832.70 and 50,294.17

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Solution

The fourth proportional to 86,130.01, 118,832.70 and 50,294.17 is: 69,390.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,130.01 : 118,832.70 = 50,294.17 : x
  2. Step 2: Convert to fraction form
    86,130.01/118,832.70 = 50,294.17/x
  3. Step 3: Cross multiply
    86,130.01x = 118,832.70 × 50,294.17
  4. Step 4: Simplify right side
    86,130.01x = 5,976,592,015.36
  5. Step 5: Solve for x
    x = 5,976,592,015.36/86,130.01
  6. Step 6: Final answer
    x = 69,390.36

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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.