Home / 106,312.37-159,474.29-43,123.05

Finding the Fourth Proportional to 106,312.37, 159,474.29 and 43,123.05

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Solution

The fourth proportional to 106,312.37, 159,474.29 and 43,123.05 is: 64,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,312.37 : 159,474.29 = 43,123.05 : x
  2. Step 2: Convert to fraction form
    106,312.37/159,474.29 = 43,123.05/x
  3. Step 3: Cross multiply
    106,312.37x = 159,474.29 × 43,123.05
  4. Step 4: Simplify right side
    106,312.37x = 6,877,017,565.77
  5. Step 5: Solve for x
    x = 6,877,017,565.77/106,312.37
  6. Step 6: Final answer
    x = 64,686.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.