Home / 134,450.10-185,707.41-98,583.30

Finding the Fourth Proportional to 134,450.10, 185,707.41 and 98,583.30

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Solution

The fourth proportional to 134,450.10, 185,707.41 and 98,583.30 is: 136,166.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,450.10 : 185,707.41 = 98,583.30 : x
  2. Step 2: Convert to fraction form
    134,450.10/185,707.41 = 98,583.30/x
  3. Step 3: Cross multiply
    134,450.10x = 185,707.41 × 98,583.30
  4. Step 4: Simplify right side
    134,450.10x = 18,307,649,312.25
  5. Step 5: Solve for x
    x = 18,307,649,312.25/134,450.10
  6. Step 6: Final answer
    x = 136,166.87

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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.