Home / 295,928.36-443,914.14-85,567.40

Finding the Fourth Proportional to 295,928.36, 443,914.14 and 85,567.40

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Solution

The fourth proportional to 295,928.36, 443,914.14 and 85,567.40 is: 128,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,928.36 : 443,914.14 = 85,567.40 : x
  2. Step 2: Convert to fraction form
    295,928.36/443,914.14 = 85,567.40/x
  3. Step 3: Cross multiply
    295,928.36x = 443,914.14 × 85,567.40
  4. Step 4: Simplify right side
    295,928.36x = 37,984,578,783.04
  5. Step 5: Solve for x
    x = 37,984,578,783.04/295,928.36
  6. Step 6: Final answer
    x = 128,357.35

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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.