Home / 107,453.80-148,279.72-59,705.51

Finding the Fourth Proportional to 107,453.80, 148,279.72 and 59,705.51

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Solution

The fourth proportional to 107,453.80, 148,279.72 and 59,705.51 is: 82,389.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,453.80 : 148,279.72 = 59,705.51 : x
  2. Step 2: Convert to fraction form
    107,453.80/148,279.72 = 59,705.51/x
  3. Step 3: Cross multiply
    107,453.80x = 148,279.72 × 59,705.51
  4. Step 4: Simplify right side
    107,453.80x = 8,853,116,305.26
  5. Step 5: Solve for x
    x = 8,853,116,305.26/107,453.80
  6. Step 6: Final answer
    x = 82,389.98

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1.5x scale

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.