Home / 346,813.80-519,875.10-159,498.60

Finding the Fourth Proportional to 346,813.80, 519,875.10 and 159,498.60

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Solution

The fourth proportional to 346,813.80, 519,875.10 and 159,498.60 is: 239,088.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,813.80 : 519,875.10 = 159,498.60 : x
  2. Step 2: Convert to fraction form
    346,813.80/519,875.10 = 159,498.60/x
  3. Step 3: Cross multiply
    346,813.80x = 519,875.10 × 159,498.60
  4. Step 4: Simplify right side
    346,813.80x = 82,919,350,624.86
  5. Step 5: Solve for x
    x = 82,919,350,624.86/346,813.80
  6. Step 6: Final answer
    x = 239,088.96

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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.