Home / 152,376.40-228,127.20-93,327.40

Finding the Fourth Proportional to 152,376.40, 228,127.20 and 93,327.40

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Solution

The fourth proportional to 152,376.40, 228,127.20 and 93,327.40 is: 139,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,376.40 : 228,127.20 = 93,327.40 : x
  2. Step 2: Convert to fraction form
    152,376.40/228,127.20 = 93,327.40/x
  3. Step 3: Cross multiply
    152,376.40x = 228,127.20 × 93,327.40
  4. Step 4: Simplify right side
    152,376.40x = 21,290,518,445.28
  5. Step 5: Solve for x
    x = 21,290,518,445.28/152,376.40
  6. Step 6: Final answer
    x = 139,723.20

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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.