Home / 124,461.03-171,771.65-76,053

Finding the Fourth Proportional to 124,461.03, 171,771.65 and 76,053

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Solution

The fourth proportional to 124,461.03, 171,771.65 and 76,053 is: 104,962.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,461.03 : 171,771.65 = 76,053 : x
  2. Step 2: Convert to fraction form
    124,461.03/171,771.65 = 76,053/x
  3. Step 3: Cross multiply
    124,461.03x = 171,771.65 × 76,053
  4. Step 4: Simplify right side
    124,461.03x = 13,063,749,297.45
  5. Step 5: Solve for x
    x = 13,063,749,297.45/124,461.03
  6. Step 6: Final answer
    x = 104,962.57

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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.