Home / 76,817.04-106,008.36-43,282.32

Finding the Fourth Proportional to 76,817.04, 106,008.36 and 43,282.32

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Solution

The fourth proportional to 76,817.04, 106,008.36 and 43,282.32 is: 59,730.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,817.04 : 106,008.36 = 43,282.32 : x
  2. Step 2: Convert to fraction form
    76,817.04/106,008.36 = 43,282.32/x
  3. Step 3: Cross multiply
    76,817.04x = 106,008.36 × 43,282.32
  4. Step 4: Simplify right side
    76,817.04x = 4,588,287,760.20
  5. Step 5: Solve for x
    x = 4,588,287,760.20/76,817.04
  6. Step 6: Final answer
    x = 59,730.08

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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.