Home / 219,397.07-329,030.40-93,035.45

Finding the Fourth Proportional to 219,397.07, 329,030.40 and 93,035.45

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Solution

The fourth proportional to 219,397.07, 329,030.40 and 93,035.45 is: 139,525.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,397.07 : 329,030.40 = 93,035.45 : x
  2. Step 2: Convert to fraction form
    219,397.07/329,030.40 = 93,035.45/x
  3. Step 3: Cross multiply
    219,397.07x = 329,030.40 × 93,035.45
  4. Step 4: Simplify right side
    219,397.07x = 30,611,491,327.68
  5. Step 5: Solve for x
    x = 30,611,491,327.68/219,397.07
  6. Step 6: Final answer
    x = 139,525.52

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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.