Home / 56,999.85-85,501.52-19,559.40

Finding the Fourth Proportional to 56,999.85, 85,501.52 and 19,559.40

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Solution

The fourth proportional to 56,999.85, 85,501.52 and 19,559.40 is: 29,339.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,999.85 : 85,501.52 = 19,559.40 : x
  2. Step 2: Convert to fraction form
    56,999.85/85,501.52 = 19,559.40/x
  3. Step 3: Cross multiply
    56,999.85x = 85,501.52 × 19,559.40
  4. Step 4: Simplify right side
    56,999.85x = 1,672,358,435.70
  5. Step 5: Solve for x
    x = 1,672,358,435.70/56,999.85
  6. Step 6: Final answer
    x = 29,339.70

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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.