Home / 130,265.37-179,801.55-76,567.59

Finding the Fourth Proportional to 130,265.37, 179,801.55 and 76,567.59

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Solution

The fourth proportional to 130,265.37, 179,801.55 and 76,567.59 is: 105,684.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,265.37 : 179,801.55 = 76,567.59 : x
  2. Step 2: Convert to fraction form
    130,265.37/179,801.55 = 76,567.59/x
  3. Step 3: Cross multiply
    130,265.37x = 179,801.55 × 76,567.59
  4. Step 4: Simplify right side
    130,265.37x = 13,766,971,361.76
  5. Step 5: Solve for x
    x = 13,766,971,361.76/130,265.37
  6. Step 6: Final answer
    x = 105,684.05

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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.