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Finding the Fourth Proportional to 96,832.80, 145,300.80 and 37,670.40

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Solution

The fourth proportional to 96,832.80, 145,300.80 and 37,670.40 is: 56,525.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,832.80 : 145,300.80 = 37,670.40 : x
  2. Step 2: Convert to fraction form
    96,832.80/145,300.80 = 37,670.40/x
  3. Step 3: Cross multiply
    96,832.80x = 145,300.80 × 37,670.40
  4. Step 4: Simplify right side
    96,832.80x = 5,473,539,256.32
  5. Step 5: Solve for x
    x = 5,473,539,256.32/96,832.80
  6. Step 6: Final answer
    x = 56,525.67

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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.