Home / 185,256.36-255,559.86-117,158.58

Finding the Fourth Proportional to 185,256.36, 255,559.86 and 117,158.58

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Solution

The fourth proportional to 185,256.36, 255,559.86 and 117,158.58 is: 161,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,256.36 : 255,559.86 = 117,158.58 : x
  2. Step 2: Convert to fraction form
    185,256.36/255,559.86 = 117,158.58/x
  3. Step 3: Cross multiply
    185,256.36x = 255,559.86 × 117,158.58
  4. Step 4: Simplify right side
    185,256.36x = 29,941,030,302.60
  5. Step 5: Solve for x
    x = 29,941,030,302.60/185,256.36
  6. Step 6: Final answer
    x = 161,619.45

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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.