Home / 57,555.58-79,430.35-32,406.70

Finding the Fourth Proportional to 57,555.58, 79,430.35 and 32,406.70

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Solution

The fourth proportional to 57,555.58, 79,430.35 and 32,406.70 is: 44,723.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,555.58 : 79,430.35 = 32,406.70 : x
  2. Step 2: Convert to fraction form
    57,555.58/79,430.35 = 32,406.70/x
  3. Step 3: Cross multiply
    57,555.58x = 79,430.35 × 32,406.70
  4. Step 4: Simplify right side
    57,555.58x = 2,574,075,523.35
  5. Step 5: Solve for x
    x = 2,574,075,523.35/57,555.58
  6. Step 6: Final answer
    x = 44,723.30

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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.