Home / 42,427.47-63,649.39-16,130.16

Finding the Fourth Proportional to 42,427.47, 63,649.39 and 16,130.16

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Solution

The fourth proportional to 42,427.47, 63,649.39 and 16,130.16 is: 24,198.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,427.47 : 63,649.39 = 16,130.16 : x
  2. Step 2: Convert to fraction form
    42,427.47/63,649.39 = 16,130.16/x
  3. Step 3: Cross multiply
    42,427.47x = 63,649.39 × 16,130.16
  4. Step 4: Simplify right side
    42,427.47x = 1,026,674,844.60
  5. Step 5: Solve for x
    x = 1,026,674,844.60/42,427.47
  6. Step 6: Final answer
    x = 24,198.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.