Home / 131,064.37-180,494.49-118,032.68

Finding the Fourth Proportional to 131,064.37, 180,494.49 and 118,032.68

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Solution

The fourth proportional to 131,064.37, 180,494.49 and 118,032.68 is: 162,547.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,064.37 : 180,494.49 = 118,032.68 : x
  2. Step 2: Convert to fraction form
    131,064.37/180,494.49 = 118,032.68/x
  3. Step 3: Cross multiply
    131,064.37x = 180,494.49 × 118,032.68
  4. Step 4: Simplify right side
    131,064.37x = 21,304,248,379.93
  5. Step 5: Solve for x
    x = 21,304,248,379.93/131,064.37
  6. Step 6: Final answer
    x = 162,547.98

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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.