Home / 130,949.18-180,714.21-73,598.48

Finding the Fourth Proportional to 130,949.18, 180,714.21 and 73,598.48

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Solution

The fourth proportional to 130,949.18, 180,714.21 and 73,598.48 is: 101,568.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,949.18 : 180,714.21 = 73,598.48 : x
  2. Step 2: Convert to fraction form
    130,949.18/180,714.21 = 73,598.48/x
  3. Step 3: Cross multiply
    130,949.18x = 180,714.21 × 73,598.48
  4. Step 4: Simplify right side
    130,949.18x = 13,300,291,170.40
  5. Step 5: Solve for x
    x = 13,300,291,170.40/130,949.18
  6. Step 6: Final answer
    x = 101,568.34

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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.