Home / 263,457.30-363,567.05-147,172.29

Finding the Fourth Proportional to 263,457.30, 363,567.05 and 147,172.29

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Solution

The fourth proportional to 263,457.30, 363,567.05 and 147,172.29 is: 203,095.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,457.30 : 363,567.05 = 147,172.29 : x
  2. Step 2: Convert to fraction form
    263,457.30/363,567.05 = 147,172.29/x
  3. Step 3: Cross multiply
    263,457.30x = 363,567.05 × 147,172.29
  4. Step 4: Simplify right side
    263,457.30x = 53,506,993,824.51
  5. Step 5: Solve for x
    x = 53,506,993,824.51/263,457.30
  6. Step 6: Final answer
    x = 203,095.51

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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.