Home / 55,548.63-76,577.37-39,605.40

Finding the Fourth Proportional to 55,548.63, 76,577.37 and 39,605.40

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Solution

The fourth proportional to 55,548.63, 76,577.37 and 39,605.40 is: 54,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,548.63 : 76,577.37 = 39,605.40 : x
  2. Step 2: Convert to fraction form
    55,548.63/76,577.37 = 39,605.40/x
  3. Step 3: Cross multiply
    55,548.63x = 76,577.37 × 39,605.40
  4. Step 4: Simplify right side
    55,548.63x = 3,032,877,369.80
  5. Step 5: Solve for x
    x = 3,032,877,369.80/55,548.63
  6. Step 6: Final answer
    x = 54,598.60

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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.