Home / 133,384.08-184,075.93-76,813.68

Finding the Fourth Proportional to 133,384.08, 184,075.93 and 76,813.68

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Solution

The fourth proportional to 133,384.08, 184,075.93 and 76,813.68 is: 106,006.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,384.08 : 184,075.93 = 76,813.68 : x
  2. Step 2: Convert to fraction form
    133,384.08/184,075.93 = 76,813.68/x
  3. Step 3: Cross multiply
    133,384.08x = 184,075.93 × 76,813.68
  4. Step 4: Simplify right side
    133,384.08x = 14,139,549,198.65
  5. Step 5: Solve for x
    x = 14,139,549,198.65/133,384.08
  6. Step 6: Final answer
    x = 106,006.27

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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.