Home / 124,345.03-186,361.55-53,184.15

Finding the Fourth Proportional to 124,345.03, 186,361.55 and 53,184.15

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Solution

The fourth proportional to 124,345.03, 186,361.55 and 53,184.15 is: 79,709.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,345.03 : 186,361.55 = 53,184.15 : x
  2. Step 2: Convert to fraction form
    124,345.03/186,361.55 = 53,184.15/x
  3. Step 3: Cross multiply
    124,345.03x = 186,361.55 × 53,184.15
  4. Step 4: Simplify right side
    124,345.03x = 9,911,480,629.43
  5. Step 5: Solve for x
    x = 9,911,480,629.43/124,345.03
  6. Step 6: Final answer
    x = 79,709.50

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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.