Home / 56,561.02-84,827.50-19,120.28

Finding the Fourth Proportional to 56,561.02, 84,827.50 and 19,120.28

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Solution

The fourth proportional to 56,561.02, 84,827.50 and 19,120.28 is: 28,675.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,561.02 : 84,827.50 = 19,120.28 : x
  2. Step 2: Convert to fraction form
    56,561.02/84,827.50 = 19,120.28/x
  3. Step 3: Cross multiply
    56,561.02x = 84,827.50 × 19,120.28
  4. Step 4: Simplify right side
    56,561.02x = 1,621,925,079.76
  5. Step 5: Solve for x
    x = 1,621,925,079.76/56,561.02
  6. Step 6: Final answer
    x = 28,675.67

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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.