Home / 107,036.07-147,709.77-59,292.51

Finding the Fourth Proportional to 107,036.07, 147,709.77 and 59,292.51

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Solution

The fourth proportional to 107,036.07, 147,709.77 and 59,292.51 is: 81,823.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,036.07 : 147,709.77 = 59,292.51 : x
  2. Step 2: Convert to fraction form
    107,036.07/147,709.77 = 59,292.51/x
  3. Step 3: Cross multiply
    107,036.07x = 147,709.77 × 59,292.51
  4. Step 4: Simplify right side
    107,036.07x = 8,758,083,014.82
  5. Step 5: Solve for x
    x = 8,758,083,014.82/107,036.07
  6. Step 6: Final answer
    x = 81,823.66

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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.