Home / 124,169.51-171,348.84-70,453.40

Finding the Fourth Proportional to 124,169.51, 171,348.84 and 70,453.40

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Solution

The fourth proportional to 124,169.51, 171,348.84 and 70,453.40 is: 97,222.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,169.51 : 171,348.84 = 70,453.40 : x
  2. Step 2: Convert to fraction form
    124,169.51/171,348.84 = 70,453.40/x
  3. Step 3: Cross multiply
    124,169.51x = 171,348.84 × 70,453.40
  4. Step 4: Simplify right side
    124,169.51x = 12,072,107,507.31
  5. Step 5: Solve for x
    x = 12,072,107,507.31/124,169.51
  6. Step 6: Final answer
    x = 97,222.80

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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.