Home / 130,823.94-180,522.14-73,455.59

Finding the Fourth Proportional to 130,823.94, 180,522.14 and 73,455.59

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Solution

The fourth proportional to 130,823.94, 180,522.14 and 73,455.59 is: 101,360.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,823.94 : 180,522.14 = 73,455.59 : x
  2. Step 2: Convert to fraction form
    130,823.94/180,522.14 = 73,455.59/x
  3. Step 3: Cross multiply
    130,823.94x = 180,522.14 × 73,455.59
  4. Step 4: Simplify right side
    130,823.94x = 13,260,359,031.87
  5. Step 5: Solve for x
    x = 13,260,359,031.87/130,823.94
  6. Step 6: Final answer
    x = 101,360.34

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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.