Home / 124,564.16-171,893.28-70,841.68

Finding the Fourth Proportional to 124,564.16, 171,893.28 and 70,841.68

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Solution

The fourth proportional to 124,564.16, 171,893.28 and 70,841.68 is: 97,758.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564.16 : 171,893.28 = 70,841.68 : x
  2. Step 2: Convert to fraction form
    124,564.16/171,893.28 = 70,841.68/x
  3. Step 3: Cross multiply
    124,564.16x = 171,893.28 × 70,841.68
  4. Step 4: Simplify right side
    124,564.16x = 12,177,208,735.91
  5. Step 5: Solve for x
    x = 12,177,208,735.91/124,564.16
  6. Step 6: Final answer
    x = 97,758.53

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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.