Home / 172,580.93-238,070.34-118,772.53

Finding the Fourth Proportional to 172,580.93, 238,070.34 and 118,772.53

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Solution

The fourth proportional to 172,580.93, 238,070.34 and 118,772.53 is: 163,843.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,580.93 : 238,070.34 = 118,772.53 : x
  2. Step 2: Convert to fraction form
    172,580.93/238,070.34 = 118,772.53/x
  3. Step 3: Cross multiply
    172,580.93x = 238,070.34 × 118,772.53
  4. Step 4: Simplify right side
    172,580.93x = 28,276,216,599.76
  5. Step 5: Solve for x
    x = 28,276,216,599.76/172,580.93
  6. Step 6: Final answer
    x = 163,843.23

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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.