Home / 100,051.02-150,076.77-40,886.67

Finding the Fourth Proportional to 100,051.02, 150,076.77 and 40,886.67

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Solution

The fourth proportional to 100,051.02, 150,076.77 and 40,886.67 is: 61,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,051.02 : 150,076.77 = 40,886.67 : x
  2. Step 2: Convert to fraction form
    100,051.02/150,076.77 = 40,886.67/x
  3. Step 3: Cross multiply
    100,051.02x = 150,076.77 × 40,886.67
  4. Step 4: Simplify right side
    100,051.02x = 6,136,139,369.66
  5. Step 5: Solve for x
    x = 6,136,139,369.66/100,051.02
  6. Step 6: Final answer
    x = 61,330.10

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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.