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Finding the Fourth Proportional to 84,759.63, 116,975.47 and 46,525.65

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Solution

The fourth proportional to 84,759.63, 116,975.47 and 46,525.65 is: 64,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,759.63 : 116,975.47 = 46,525.65 : x
  2. Step 2: Convert to fraction form
    84,759.63/116,975.47 = 46,525.65/x
  3. Step 3: Cross multiply
    84,759.63x = 116,975.47 × 46,525.65
  4. Step 4: Simplify right side
    84,759.63x = 5,442,360,130.55
  5. Step 5: Solve for x
    x = 5,442,360,130.55/84,759.63
  6. Step 6: Final answer
    x = 64,209.34

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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.