Home / 346,586.45-519,875.55-109,931.18

Finding the Fourth Proportional to 346,586.45, 519,875.55 and 109,931.18

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Solution

The fourth proportional to 346,586.45, 519,875.55 and 109,931.18 is: 164,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,586.45 : 519,875.55 = 109,931.18 : x
  2. Step 2: Convert to fraction form
    346,586.45/519,875.55 = 109,931.18/x
  3. Step 3: Cross multiply
    346,586.45x = 519,875.55 × 109,931.18
  4. Step 4: Simplify right side
    346,586.45x = 57,150,530,065.27
  5. Step 5: Solve for x
    x = 57,150,530,065.27/346,586.45
  6. Step 6: Final answer
    x = 164,895.46

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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.