Home / 46,720.46-70,039.02-17,131.40

Finding the Fourth Proportional to 46,720.46, 70,039.02 and 17,131.40

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Solution

The fourth proportional to 46,720.46, 70,039.02 and 17,131.40 is: 25,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,720.46 : 70,039.02 = 17,131.40 : x
  2. Step 2: Convert to fraction form
    46,720.46/70,039.02 = 17,131.40/x
  3. Step 3: Cross multiply
    46,720.46x = 70,039.02 × 17,131.40
  4. Step 4: Simplify right side
    46,720.46x = 1,199,866,467.23
  5. Step 5: Solve for x
    x = 1,199,866,467.23/46,720.46
  6. Step 6: Final answer
    x = 25,681.82

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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.