Home / 74,051.34-102,084.54-52,793.70

Finding the Fourth Proportional to 74,051.34, 102,084.54 and 52,793.70

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Solution

The fourth proportional to 74,051.34, 102,084.54 and 52,793.70 is: 72,779.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,051.34 : 102,084.54 = 52,793.70 : x
  2. Step 2: Convert to fraction form
    74,051.34/102,084.54 = 52,793.70/x
  3. Step 3: Cross multiply
    74,051.34x = 102,084.54 × 52,793.70
  4. Step 4: Simplify right side
    74,051.34x = 5,389,420,579.40
  5. Step 5: Solve for x
    x = 5,389,420,579.40/74,051.34
  6. Step 6: Final answer
    x = 72,779.51

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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.