Home / 77,005.04-106,265.81-43,014.04

Finding the Fourth Proportional to 77,005.04, 106,265.81 and 43,014.04

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Solution

The fourth proportional to 77,005.04, 106,265.81 and 43,014.04 is: 59,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,005.04 : 106,265.81 = 43,014.04 : x
  2. Step 2: Convert to fraction form
    77,005.04/106,265.81 = 43,014.04/x
  3. Step 3: Cross multiply
    77,005.04x = 106,265.81 × 43,014.04
  4. Step 4: Simplify right side
    77,005.04x = 4,570,921,643.84
  5. Step 5: Solve for x
    x = 4,570,921,643.84/77,005.04
  6. Step 6: Final answer
    x = 59,358.74

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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.