Home / 358,466.50-537,699.75-109,148.50

Finding the Fourth Proportional to 358,466.50, 537,699.75 and 109,148.50

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Solution

The fourth proportional to 358,466.50, 537,699.75 and 109,148.50 is: 163,722.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,466.50 : 537,699.75 = 109,148.50 : x
  2. Step 2: Convert to fraction form
    358,466.50/537,699.75 = 109,148.50/x
  3. Step 3: Cross multiply
    358,466.50x = 537,699.75 × 109,148.50
  4. Step 4: Simplify right side
    358,466.50x = 58,689,121,162.88
  5. Step 5: Solve for x
    x = 58,689,121,162.88/358,466.50
  6. Step 6: Final answer
    x = 163,722.75

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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.