Home / 152,442.40-228,226.20-93,393.40

Finding the Fourth Proportional to 152,442.40, 228,226.20 and 93,393.40

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Solution

The fourth proportional to 152,442.40, 228,226.20 and 93,393.40 is: 139,822.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,442.40 : 228,226.20 = 93,393.40 : x
  2. Step 2: Convert to fraction form
    152,442.40/228,226.20 = 93,393.40/x
  3. Step 3: Cross multiply
    152,442.40x = 228,226.20 × 93,393.40
  4. Step 4: Simplify right side
    152,442.40x = 21,314,820,787.08
  5. Step 5: Solve for x
    x = 21,314,820,787.08/152,442.40
  6. Step 6: Final answer
    x = 139,822.13

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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.