Home / 358,466.96-537,782.04-109,168.40

Finding the Fourth Proportional to 358,466.96, 537,782.04 and 109,168.40

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Solution

The fourth proportional to 358,466.96, 537,782.04 and 109,168.40 is: 163,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,466.96 : 537,782.04 = 109,168.40 : x
  2. Step 2: Convert to fraction form
    358,466.96/537,782.04 = 109,168.40/x
  3. Step 3: Cross multiply
    358,466.96x = 537,782.04 × 109,168.40
  4. Step 4: Simplify right side
    358,466.96x = 58,708,804,855.54
  5. Step 5: Solve for x
    x = 58,708,804,855.54/358,466.96
  6. Step 6: Final answer
    x = 163,777.45

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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.