Home / 61,114.32-84,180.01-43,178.19

Finding the Fourth Proportional to 61,114.32, 84,180.01 and 43,178.19

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Solution

The fourth proportional to 61,114.32, 84,180.01 and 43,178.19 is: 59,474.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,114.32 : 84,180.01 = 43,178.19 : x
  2. Step 2: Convert to fraction form
    61,114.32/84,180.01 = 43,178.19/x
  3. Step 3: Cross multiply
    61,114.32x = 84,180.01 × 43,178.19
  4. Step 4: Simplify right side
    61,114.32x = 3,634,740,465.98
  5. Step 5: Solve for x
    x = 3,634,740,465.98/61,114.32
  6. Step 6: Final answer
    x = 59,474.45

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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.