Home / 93,012.03-139,514.94-40,421.52

Finding the Fourth Proportional to 93,012.03, 139,514.94 and 40,421.52

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Solution

The fourth proportional to 93,012.03, 139,514.94 and 40,421.52 is: 60,630.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,012.03 : 139,514.94 = 40,421.52 : x
  2. Step 2: Convert to fraction form
    93,012.03/139,514.94 = 40,421.52/x
  3. Step 3: Cross multiply
    93,012.03x = 139,514.94 × 40,421.52
  4. Step 4: Simplify right side
    93,012.03x = 5,639,405,937.51
  5. Step 5: Solve for x
    x = 5,639,405,937.51/93,012.03
  6. Step 6: Final answer
    x = 60,630.93

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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.