Home / 124,424.35-171,698.21-70,701.91

Finding the Fourth Proportional to 124,424.35, 171,698.21 and 70,701.91

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Solution

The fourth proportional to 124,424.35, 171,698.21 and 70,701.91 is: 97,564.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,424.35 : 171,698.21 = 70,701.91 : x
  2. Step 2: Convert to fraction form
    124,424.35/171,698.21 = 70,701.91/x
  3. Step 3: Cross multiply
    124,424.35x = 171,698.21 × 70,701.91
  4. Step 4: Simplify right side
    124,424.35x = 12,139,391,037.07
  5. Step 5: Solve for x
    x = 12,139,391,037.07/124,424.35
  6. Step 6: Final answer
    x = 97,564.43

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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.