Home / 77,535.50-116,244.86-39,590.37

Finding the Fourth Proportional to 77,535.50, 116,244.86 and 39,590.37

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Solution

The fourth proportional to 77,535.50, 116,244.86 and 39,590.37 is: 59,355.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,535.50 : 116,244.86 = 39,590.37 : x
  2. Step 2: Convert to fraction form
    77,535.50/116,244.86 = 39,590.37/x
  3. Step 3: Cross multiply
    77,535.50x = 116,244.86 × 39,590.37
  4. Step 4: Simplify right side
    77,535.50x = 4,602,176,820.05
  5. Step 5: Solve for x
    x = 4,602,176,820.05/77,535.50
  6. Step 6: Final answer
    x = 59,355.74

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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.