Home / 172,582.92-238,073.10-118,774.53

Finding the Fourth Proportional to 172,582.92, 238,073.10 and 118,774.53

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Solution

The fourth proportional to 172,582.92, 238,073.10 and 118,774.53 is: 163,846.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,582.92 : 238,073.10 = 118,774.53 : x
  2. Step 2: Convert to fraction form
    172,582.92/238,073.10 = 118,774.53/x
  3. Step 3: Cross multiply
    172,582.92x = 238,073.10 × 118,774.53
  4. Step 4: Simplify right side
    172,582.92x = 28,277,020,558.14
  5. Step 5: Solve for x
    x = 28,277,020,558.14/172,582.92
  6. Step 6: Final answer
    x = 163,846.00

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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.