Home / 217,271.69-326,000.95-105,036.30

Finding the Fourth Proportional to 217,271.69, 326,000.95 and 105,036.30

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Solution

The fourth proportional to 217,271.69, 326,000.95 and 105,036.30 is: 157,599.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,271.69 : 326,000.95 = 105,036.30 : x
  2. Step 2: Convert to fraction form
    217,271.69/326,000.95 = 105,036.30/x
  3. Step 3: Cross multiply
    217,271.69x = 326,000.95 × 105,036.30
  4. Step 4: Simplify right side
    217,271.69x = 34,241,933,453.19
  5. Step 5: Solve for x
    x = 34,241,933,453.19/217,271.69
  6. Step 6: Final answer
    x = 157,599.61

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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.