Home / 163,848.18-245,772.18-93,678.30

Finding the Fourth Proportional to 163,848.18, 245,772.18 and 93,678.30

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Solution

The fourth proportional to 163,848.18, 245,772.18 and 93,678.30 is: 140,517.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,848.18 : 245,772.18 = 93,678.30 : x
  2. Step 2: Convert to fraction form
    163,848.18/245,772.18 = 93,678.30/x
  3. Step 3: Cross multiply
    163,848.18x = 245,772.18 × 93,678.30
  4. Step 4: Simplify right side
    163,848.18x = 23,023,520,009.69
  5. Step 5: Solve for x
    x = 23,023,520,009.69/163,848.18
  6. Step 6: Final answer
    x = 140,517.40

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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.