Home / 180,580.86-249,134.67-116,953.74

Finding the Fourth Proportional to 180,580.86, 249,134.67 and 116,953.74

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Solution

The fourth proportional to 180,580.86, 249,134.67 and 116,953.74 is: 161,352.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,580.86 : 249,134.67 = 116,953.74 : x
  2. Step 2: Convert to fraction form
    180,580.86/249,134.67 = 116,953.74/x
  3. Step 3: Cross multiply
    180,580.86x = 249,134.67 × 116,953.74
  4. Step 4: Simplify right side
    180,580.86x = 29,137,231,420.17
  5. Step 5: Solve for x
    x = 29,137,231,420.17/180,580.86
  6. Step 6: Final answer
    x = 161,352.82

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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.