Home / 302,783.10-454,065.30-152,973.60

Finding the Fourth Proportional to 302,783.10, 454,065.30 and 152,973.60

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Solution

The fourth proportional to 302,783.10, 454,065.30 and 152,973.60 is: 229,405.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,783.10 : 454,065.30 = 152,973.60 : x
  2. Step 2: Convert to fraction form
    302,783.10/454,065.30 = 152,973.60/x
  3. Step 3: Cross multiply
    302,783.10x = 454,065.30 × 152,973.60
  4. Step 4: Simplify right side
    302,783.10x = 69,460,003,576.08
  5. Step 5: Solve for x
    x = 69,460,003,576.08/302,783.10
  6. Step 6: Final answer
    x = 229,405.15

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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.