Home / 86,240.99-118,910.75-59,030.17

Finding the Fourth Proportional to 86,240.99, 118,910.75 and 59,030.17

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Solution

The fourth proportional to 86,240.99, 118,910.75 and 59,030.17 is: 81,391.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,240.99 : 118,910.75 = 59,030.17 : x
  2. Step 2: Convert to fraction form
    86,240.99/118,910.75 = 59,030.17/x
  3. Step 3: Cross multiply
    86,240.99x = 118,910.75 × 59,030.17
  4. Step 4: Simplify right side
    86,240.99x = 7,019,321,637.63
  5. Step 5: Solve for x
    x = 7,019,321,637.63/86,240.99
  6. Step 6: Final answer
    x = 81,391.94

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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.