Home / 130,575.60-195,877.50-55,703.67

Finding the Fourth Proportional to 130,575.60, 195,877.50 and 55,703.67

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Solution

The fourth proportional to 130,575.60, 195,877.50 and 55,703.67 is: 83,561.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,575.60 : 195,877.50 = 55,703.67 : x
  2. Step 2: Convert to fraction form
    130,575.60/195,877.50 = 55,703.67/x
  3. Step 3: Cross multiply
    130,575.60x = 195,877.50 × 55,703.67
  4. Step 4: Simplify right side
    130,575.60x = 10,911,095,620.43
  5. Step 5: Solve for x
    x = 10,911,095,620.43/130,575.60
  6. Step 6: Final answer
    x = 83,561.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.