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Finding the Fourth Proportional to 152,323.60, 228,485.40 and 108,000.40

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Solution

The fourth proportional to 152,323.60, 228,485.40 and 108,000.40 is: 162,000.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,323.60 : 228,485.40 = 108,000.40 : x
  2. Step 2: Convert to fraction form
    152,323.60/228,485.40 = 108,000.40/x
  3. Step 3: Cross multiply
    152,323.60x = 228,485.40 × 108,000.40
  4. Step 4: Simplify right side
    152,323.60x = 24,676,514,594.16
  5. Step 5: Solve for x
    x = 24,676,514,594.16/152,323.60
  6. Step 6: Final answer
    x = 162,000.60

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1.5x scale

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.