Home / 253,284.06-349,532.72-140,106.81

Finding the Fourth Proportional to 253,284.06, 349,532.72 and 140,106.81

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Solution

The fourth proportional to 253,284.06, 349,532.72 and 140,106.81 is: 193,347.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,284.06 : 349,532.72 = 140,106.81 : x
  2. Step 2: Convert to fraction form
    253,284.06/349,532.72 = 140,106.81/x
  3. Step 3: Cross multiply
    253,284.06x = 349,532.72 × 140,106.81
  4. Step 4: Simplify right side
    253,284.06x = 48,971,915,525.44
  5. Step 5: Solve for x
    x = 48,971,915,525.44/253,284.06
  6. Step 6: Final answer
    x = 193,347.80

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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.