Home / 85,556.07-118,063.96-47,313.11

Finding the Fourth Proportional to 85,556.07, 118,063.96 and 47,313.11

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Solution

The fourth proportional to 85,556.07, 118,063.96 and 47,313.11 is: 65,290.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,556.07 : 118,063.96 = 47,313.11 : x
  2. Step 2: Convert to fraction form
    85,556.07/118,063.96 = 47,313.11/x
  3. Step 3: Cross multiply
    85,556.07x = 118,063.96 × 47,313.11
  4. Step 4: Simplify right side
    85,556.07x = 5,585,973,303.39
  5. Step 5: Solve for x
    x = 5,585,973,303.39/85,556.07
  6. Step 6: Final answer
    x = 65,290.20

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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.