Home / 124,401.60-186,602.40-30,907.35

Finding the Fourth Proportional to 124,401.60, 186,602.40 and 30,907.35

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Solution

The fourth proportional to 124,401.60, 186,602.40 and 30,907.35 is: 46,361.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,401.60 : 186,602.40 = 30,907.35 : x
  2. Step 2: Convert to fraction form
    124,401.60/186,602.40 = 30,907.35/x
  3. Step 3: Cross multiply
    124,401.60x = 186,602.40 × 30,907.35
  4. Step 4: Simplify right side
    124,401.60x = 5,767,385,687.64
  5. Step 5: Solve for x
    x = 5,767,385,687.64/124,401.60
  6. Step 6: Final answer
    x = 46,361.03

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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.