Home / 50,130.63-69,180.26-29,988.36

Finding the Fourth Proportional to 50,130.63, 69,180.26 and 29,988.36

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Solution

The fourth proportional to 50,130.63, 69,180.26 and 29,988.36 is: 41,383.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,130.63 : 69,180.26 = 29,988.36 : x
  2. Step 2: Convert to fraction form
    50,130.63/69,180.26 = 29,988.36/x
  3. Step 3: Cross multiply
    50,130.63x = 69,180.26 × 29,988.36
  4. Step 4: Simplify right side
    50,130.63x = 2,074,602,541.77
  5. Step 5: Solve for x
    x = 2,074,602,541.77/50,130.63
  6. Step 6: Final answer
    x = 41,383.93

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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.