Home / 107,772.96-148,726.63-62,477.26

Finding the Fourth Proportional to 107,772.96, 148,726.63 and 62,477.26

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Solution

The fourth proportional to 107,772.96, 148,726.63 and 62,477.26 is: 86,218.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,772.96 : 148,726.63 = 62,477.26 : x
  2. Step 2: Convert to fraction form
    107,772.96/148,726.63 = 62,477.26/x
  3. Step 3: Cross multiply
    107,772.96x = 148,726.63 × 62,477.26
  4. Step 4: Simplify right side
    107,772.96x = 9,292,032,037.71
  5. Step 5: Solve for x
    x = 9,292,032,037.71/107,772.96
  6. Step 6: Final answer
    x = 86,218.58

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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.