Home / 130,894.49-180,635.11-73,536.23

Finding the Fourth Proportional to 130,894.49, 180,635.11 and 73,536.23

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Solution

The fourth proportional to 130,894.49, 180,635.11 and 73,536.23 is: 101,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,894.49 : 180,635.11 = 73,536.23 : x
  2. Step 2: Convert to fraction form
    130,894.49/180,635.11 = 73,536.23/x
  3. Step 3: Cross multiply
    130,894.49x = 180,635.11 × 73,536.23
  4. Step 4: Simplify right side
    130,894.49x = 13,283,225,262.78
  5. Step 5: Solve for x
    x = 13,283,225,262.78/130,894.49
  6. Step 6: Final answer
    x = 101,480.40

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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.