Home / 106,557.37-147,048.45-58,810.72

Finding the Fourth Proportional to 106,557.37, 147,048.45 and 58,810.72

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Solution

The fourth proportional to 106,557.37, 147,048.45 and 58,810.72 is: 81,158.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,557.37 : 147,048.45 = 58,810.72 : x
  2. Step 2: Convert to fraction form
    106,557.37/147,048.45 = 58,810.72/x
  3. Step 3: Cross multiply
    106,557.37x = 147,048.45 × 58,810.72
  4. Step 4: Simplify right side
    106,557.37x = 8,648,024,190.09
  5. Step 5: Solve for x
    x = 8,648,024,190.09/106,557.37
  6. Step 6: Final answer
    x = 81,158.39

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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.