Home / 346,025.20-519,037.80-93,305.20

Finding the Fourth Proportional to 346,025.20, 519,037.80 and 93,305.20

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Solution

The fourth proportional to 346,025.20, 519,037.80 and 93,305.20 is: 139,957.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,025.20 : 519,037.80 = 93,305.20 : x
  2. Step 2: Convert to fraction form
    346,025.20/519,037.80 = 93,305.20/x
  3. Step 3: Cross multiply
    346,025.20x = 519,037.80 × 93,305.20
  4. Step 4: Simplify right side
    346,025.20x = 48,428,925,736.56
  5. Step 5: Solve for x
    x = 48,428,925,736.56/346,025.20
  6. Step 6: Final answer
    x = 139,957.80

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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.