Home / 165,261.74-228,056.45-93,664.89

Finding the Fourth Proportional to 165,261.74, 228,056.45 and 93,664.89

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Solution

The fourth proportional to 165,261.74, 228,056.45 and 93,664.89 is: 129,254.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,261.74 : 228,056.45 = 93,664.89 : x
  2. Step 2: Convert to fraction form
    165,261.74/228,056.45 = 93,664.89/x
  3. Step 3: Cross multiply
    165,261.74x = 228,056.45 × 93,664.89
  4. Step 4: Simplify right side
    165,261.74x = 21,360,881,834.72
  5. Step 5: Solve for x
    x = 21,360,881,834.72/165,261.74
  6. Step 6: Final answer
    x = 129,254.86

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1.5x scale

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.