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Finding the Fourth Proportional to 152,341.60, 228,512.40 and 108,018.40

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Solution

The fourth proportional to 152,341.60, 228,512.40 and 108,018.40 is: 162,027.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,341.60 : 228,512.40 = 108,018.40 : x
  2. Step 2: Convert to fraction form
    152,341.60/228,512.40 = 108,018.40/x
  3. Step 3: Cross multiply
    152,341.60x = 228,512.40 × 108,018.40
  4. Step 4: Simplify right side
    152,341.60x = 24,683,543,828.16
  5. Step 5: Solve for x
    x = 24,683,543,828.16/152,341.60
  6. Step 6: Final answer
    x = 162,027.60

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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.