Home / 147,504.21-203,482.10-93,123.77

Finding the Fourth Proportional to 147,504.21, 203,482.10 and 93,123.77

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Solution

The fourth proportional to 147,504.21, 203,482.10 and 93,123.77 is: 128,464.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,504.21 : 203,482.10 = 93,123.77 : x
  2. Step 2: Convert to fraction form
    147,504.21/203,482.10 = 93,123.77/x
  3. Step 3: Cross multiply
    147,504.21x = 203,482.10 × 93,123.77
  4. Step 4: Simplify right side
    147,504.21x = 18,949,019,494.92
  5. Step 5: Solve for x
    x = 18,949,019,494.92/147,504.21
  6. Step 6: Final answer
    x = 128,464.27

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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.