Home / 161,996.85-243,030.80-49,685.49

Finding the Fourth Proportional to 161,996.85, 243,030.80 and 49,685.49

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Solution

The fourth proportional to 161,996.85, 243,030.80 and 49,685.49 is: 74,539.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,996.85 : 243,030.80 = 49,685.49 : x
  2. Step 2: Convert to fraction form
    161,996.85/243,030.80 = 49,685.49/x
  3. Step 3: Cross multiply
    161,996.85x = 243,030.80 × 49,685.49
  4. Step 4: Simplify right side
    161,996.85x = 12,075,104,383.09
  5. Step 5: Solve for x
    x = 12,075,104,383.09/161,996.85
  6. Step 6: Final answer
    x = 74,539.13

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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.