Home / 104,900.40-144,756.80-59,577.28

Finding the Fourth Proportional to 104,900.40, 144,756.80 and 59,577.28

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Solution

The fourth proportional to 104,900.40, 144,756.80 and 59,577.28 is: 82,213.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,900.40 : 144,756.80 = 59,577.28 : x
  2. Step 2: Convert to fraction form
    104,900.40/144,756.80 = 59,577.28/x
  3. Step 3: Cross multiply
    104,900.40x = 144,756.80 × 59,577.28
  4. Step 4: Simplify right side
    104,900.40x = 8,624,216,405.50
  5. Step 5: Solve for x
    x = 8,624,216,405.50/104,900.40
  6. Step 6: Final answer
    x = 82,213.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.