Home / 130,785.21-195,667.93-114,646.63

Finding the Fourth Proportional to 130,785.21, 195,667.93 and 114,646.63

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Solution

The fourth proportional to 130,785.21, 195,667.93 and 114,646.63 is: 171,522.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,785.21 : 195,667.93 = 114,646.63 : x
  2. Step 2: Convert to fraction form
    130,785.21/195,667.93 = 114,646.63/x
  3. Step 3: Cross multiply
    130,785.21x = 195,667.93 × 114,646.63
  4. Step 4: Simplify right side
    130,785.21x = 22,432,668,200.34
  5. Step 5: Solve for x
    x = 22,432,668,200.34/130,785.21
  6. Step 6: Final answer
    x = 171,522.98

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1.5x scale

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.