Home / 85,323.04-117,748.36-47,596.48

Finding the Fourth Proportional to 85,323.04, 117,748.36 and 47,596.48

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Solution

The fourth proportional to 85,323.04, 117,748.36 and 47,596.48 is: 65,684.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,323.04 : 117,748.36 = 47,596.48 : x
  2. Step 2: Convert to fraction form
    85,323.04/117,748.36 = 47,596.48/x
  3. Step 3: Cross multiply
    85,323.04x = 117,748.36 × 47,596.48
  4. Step 4: Simplify right side
    85,323.04x = 5,604,407,461.77
  5. Step 5: Solve for x
    x = 5,604,407,461.77/85,323.04
  6. Step 6: Final answer
    x = 65,684.57

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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.