Home / 44,037.40-66,056.10-20,666.20

Finding the Fourth Proportional to 44,037.40, 66,056.10 and 20,666.20

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Solution

The fourth proportional to 44,037.40, 66,056.10 and 20,666.20 is: 30,999.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,037.40 : 66,056.10 = 20,666.20 : x
  2. Step 2: Convert to fraction form
    44,037.40/66,056.10 = 20,666.20/x
  3. Step 3: Cross multiply
    44,037.40x = 66,056.10 × 20,666.20
  4. Step 4: Simplify right side
    44,037.40x = 1,365,128,573.82
  5. Step 5: Solve for x
    x = 1,365,128,573.82/44,037.40
  6. Step 6: Final answer
    x = 30,999.30

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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.