Home / 172,454.14-237,783.15-118,032.56

Finding the Fourth Proportional to 172,454.14, 237,783.15 and 118,032.56

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Solution

The fourth proportional to 172,454.14, 237,783.15 and 118,032.56 is: 162,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,454.14 : 237,783.15 = 118,032.56 : x
  2. Step 2: Convert to fraction form
    172,454.14/237,783.15 = 118,032.56/x
  3. Step 3: Cross multiply
    172,454.14x = 237,783.15 × 118,032.56
  4. Step 4: Simplify right side
    172,454.14x = 28,066,152,730.45
  5. Step 5: Solve for x
    x = 28,066,152,730.45/172,454.14
  6. Step 6: Final answer
    x = 162,745.60

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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.