Home / 94,688.80-130,615.44-60,685.21

Finding the Fourth Proportional to 94,688.80, 130,615.44 and 60,685.21

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Solution

The fourth proportional to 94,688.80, 130,615.44 and 60,685.21 is: 83,710.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,688.80 : 130,615.44 = 60,685.21 : x
  2. Step 2: Convert to fraction form
    94,688.80/130,615.44 = 60,685.21/x
  3. Step 3: Cross multiply
    94,688.80x = 130,615.44 × 60,685.21
  4. Step 4: Simplify right side
    94,688.80x = 7,926,425,405.64
  5. Step 5: Solve for x
    x = 7,926,425,405.64/94,688.80
  6. Step 6: Final answer
    x = 83,710.27

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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.