Home / 181,135.46-249,880.10-127,450.10

Finding the Fourth Proportional to 181,135.46, 249,880.10 and 127,450.10

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Solution

The fourth proportional to 181,135.46, 249,880.10 and 127,450.10 is: 175,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,135.46 : 249,880.10 = 127,450.10 : x
  2. Step 2: Convert to fraction form
    181,135.46/249,880.10 = 127,450.10/x
  3. Step 3: Cross multiply
    181,135.46x = 249,880.10 × 127,450.10
  4. Step 4: Simplify right side
    181,135.46x = 31,847,243,733.01
  5. Step 5: Solve for x
    x = 31,847,243,733.01/181,135.46
  6. Step 6: Final answer
    x = 175,820.04

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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.