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Finding the Fourth Proportional to 103,360.16, 155,055.92 and 44,196

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Solution

The fourth proportional to 103,360.16, 155,055.92 and 44,196 is: 66,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,360.16 : 155,055.92 = 44,196 : x
  2. Step 2: Convert to fraction form
    103,360.16/155,055.92 = 44,196/x
  3. Step 3: Cross multiply
    103,360.16x = 155,055.92 × 44,196
  4. Step 4: Simplify right side
    103,360.16x = 6,852,851,440.32
  5. Step 5: Solve for x
    x = 6,852,851,440.32/103,360.16
  6. Step 6: Final answer
    x = 66,300.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.