Home / 235,011.04-324,281.01-134,389.60

Finding the Fourth Proportional to 235,011.04, 324,281.01 and 134,389.60

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Solution

The fourth proportional to 235,011.04, 324,281.01 and 134,389.60 is: 185,438.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,011.04 : 324,281.01 = 134,389.60 : x
  2. Step 2: Convert to fraction form
    235,011.04/324,281.01 = 134,389.60/x
  3. Step 3: Cross multiply
    235,011.04x = 324,281.01 × 134,389.60
  4. Step 4: Simplify right side
    235,011.04x = 43,579,995,221.50
  5. Step 5: Solve for x
    x = 43,579,995,221.50/235,011.04
  6. Step 6: Final answer
    x = 185,438.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.