Home / 346,237.81-519,175.80-156,607.58

Finding the Fourth Proportional to 346,237.81, 519,175.80 and 156,607.58

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Solution

The fourth proportional to 346,237.81, 519,175.80 and 156,607.58 is: 234,829.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,237.81 : 519,175.80 = 156,607.58 : x
  2. Step 2: Convert to fraction form
    346,237.81/519,175.80 = 156,607.58/x
  3. Step 3: Cross multiply
    346,237.81x = 519,175.80 × 156,607.58
  4. Step 4: Simplify right side
    346,237.81x = 81,306,866,930.50
  5. Step 5: Solve for x
    x = 81,306,866,930.50/346,237.81
  6. Step 6: Final answer
    x = 234,829.55

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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.