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Finding the Fourth Proportional to 94,267, 130,091.50 and 51,828.60

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Solution

The fourth proportional to 94,267, 130,091.50 and 51,828.60 is: 71,525.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,267 : 130,091.50 = 51,828.60 : x
  2. Step 2: Convert to fraction form
    94,267/130,091.50 = 51,828.60/x
  3. Step 3: Cross multiply
    94,267x = 130,091.50 × 51,828.60
  4. Step 4: Simplify right side
    94,267x = 6,742,460,316.90
  5. Step 5: Solve for x
    x = 6,742,460,316.90/94,267
  6. Step 6: Final answer
    x = 71,525.14

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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.