Home / 62,985.68-86,926.37-47,042.45

Finding the Fourth Proportional to 62,985.68, 86,926.37 and 47,042.45

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Solution

The fourth proportional to 62,985.68, 86,926.37 and 47,042.45 is: 64,923.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,985.68 : 86,926.37 = 47,042.45 : x
  2. Step 2: Convert to fraction form
    62,985.68/86,926.37 = 47,042.45/x
  3. Step 3: Cross multiply
    62,985.68x = 86,926.37 × 47,042.45
  4. Step 4: Simplify right side
    62,985.68x = 4,089,228,744.56
  5. Step 5: Solve for x
    x = 4,089,228,744.56/62,985.68
  6. Step 6: Final answer
    x = 64,923.16

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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.