Home / 106,045.60-146,344.44-58,303.36

Finding the Fourth Proportional to 106,045.60, 146,344.44 and 58,303.36

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Solution

The fourth proportional to 106,045.60, 146,344.44 and 58,303.36 is: 80,459.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,045.60 : 146,344.44 = 58,303.36 : x
  2. Step 2: Convert to fraction form
    106,045.60/146,344.44 = 58,303.36/x
  3. Step 3: Cross multiply
    106,045.60x = 146,344.44 × 58,303.36
  4. Step 4: Simplify right side
    106,045.60x = 8,532,372,569.32
  5. Step 5: Solve for x
    x = 8,532,372,569.32/106,045.60
  6. Step 6: Final answer
    x = 80,459.47

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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.