Home / 245,941.42-368,877.09-77,457.36

Finding the Fourth Proportional to 245,941.42, 368,877.09 and 77,457.36

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Solution

The fourth proportional to 245,941.42, 368,877.09 and 77,457.36 is: 116,175.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,941.42 : 368,877.09 = 77,457.36 : x
  2. Step 2: Convert to fraction form
    245,941.42/368,877.09 = 77,457.36/x
  3. Step 3: Cross multiply
    245,941.42x = 368,877.09 × 77,457.36
  4. Step 4: Simplify right side
    245,941.42x = 28,572,245,168.60
  5. Step 5: Solve for x
    x = 28,572,245,168.60/245,941.42
  6. Step 6: Final answer
    x = 116,175.00

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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.