Home / 342,480.08-513,668.28-93,181.52

Finding the Fourth Proportional to 342,480.08, 513,668.28 and 93,181.52

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Solution

The fourth proportional to 342,480.08, 513,668.28 and 93,181.52 is: 139,758.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,480.08 : 513,668.28 = 93,181.52 : x
  2. Step 2: Convert to fraction form
    342,480.08/513,668.28 = 93,181.52/x
  3. Step 3: Cross multiply
    342,480.08x = 513,668.28 × 93,181.52
  4. Step 4: Simplify right side
    342,480.08x = 47,864,391,106.19
  5. Step 5: Solve for x
    x = 47,864,391,106.19/342,480.08
  6. Step 6: Final answer
    x = 139,758.18

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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.