Home / 77,779.35-116,550.14-52,384.95

Finding the Fourth Proportional to 77,779.35, 116,550.14 and 52,384.95

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Solution

The fourth proportional to 77,779.35, 116,550.14 and 52,384.95 is: 78,497.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,779.35 : 116,550.14 = 52,384.95 : x
  2. Step 2: Convert to fraction form
    77,779.35/116,550.14 = 52,384.95/x
  3. Step 3: Cross multiply
    77,779.35x = 116,550.14 × 52,384.95
  4. Step 4: Simplify right side
    77,779.35x = 6,105,472,994.47
  5. Step 5: Solve for x
    x = 6,105,472,994.47/77,779.35
  6. Step 6: Final answer
    x = 78,497.35

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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.