Home / 249,967.77-374,949.83-100,205.86

Finding the Fourth Proportional to 249,967.77, 374,949.83 and 100,205.86

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Solution

The fourth proportional to 249,967.77, 374,949.83 and 100,205.86 is: 150,308.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,967.77 : 374,949.83 = 100,205.86 : x
  2. Step 2: Convert to fraction form
    249,967.77/374,949.83 = 100,205.86/x
  3. Step 3: Cross multiply
    249,967.77x = 374,949.83 × 100,205.86
  4. Step 4: Simplify right side
    249,967.77x = 37,572,170,172.00
  5. Step 5: Solve for x
    x = 37,572,170,172.00/249,967.77
  6. Step 6: Final answer
    x = 150,308.06

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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.