Home / 51,903.36-71,598.72-30,666.24

Finding the Fourth Proportional to 51,903.36, 71,598.72 and 30,666.24

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Solution

The fourth proportional to 51,903.36, 71,598.72 and 30,666.24 is: 42,302.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,903.36 : 71,598.72 = 30,666.24 : x
  2. Step 2: Convert to fraction form
    51,903.36/71,598.72 = 30,666.24/x
  3. Step 3: Cross multiply
    51,903.36x = 71,598.72 × 30,666.24
  4. Step 4: Simplify right side
    51,903.36x = 2,195,663,531.21
  5. Step 5: Solve for x
    x = 2,195,663,531.21/51,903.36
  6. Step 6: Final answer
    x = 42,302.92

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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.