Home / 236,421.48-354,506.88-103,146.04

Finding the Fourth Proportional to 236,421.48, 354,506.88 and 103,146.04

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Solution

The fourth proportional to 236,421.48, 354,506.88 and 103,146.04 is: 154,664.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,421.48 : 354,506.88 = 103,146.04 : x
  2. Step 2: Convert to fraction form
    236,421.48/354,506.88 = 103,146.04/x
  3. Step 3: Cross multiply
    236,421.48x = 354,506.88 × 103,146.04
  4. Step 4: Simplify right side
    236,421.48x = 36,565,980,824.76
  5. Step 5: Solve for x
    x = 36,565,980,824.76/236,421.48
  6. Step 6: Final answer
    x = 154,664.38

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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.