Home / 104,017.88-143,544.74-56,271.08

Finding the Fourth Proportional to 104,017.88, 143,544.74 and 56,271.08

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Solution

The fourth proportional to 104,017.88, 143,544.74 and 56,271.08 is: 77,654.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,017.88 : 143,544.74 = 56,271.08 : x
  2. Step 2: Convert to fraction form
    104,017.88/143,544.74 = 56,271.08/x
  3. Step 3: Cross multiply
    104,017.88x = 143,544.74 × 56,271.08
  4. Step 4: Simplify right side
    104,017.88x = 8,077,417,548.12
  5. Step 5: Solve for x
    x = 8,077,417,548.12/104,017.88
  6. Step 6: Final answer
    x = 77,654.13

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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.