Home / 302,940.16-418,075.68-166,973.92

Finding the Fourth Proportional to 302,940.16, 418,075.68 and 166,973.92

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Solution

The fourth proportional to 302,940.16, 418,075.68 and 166,973.92 is: 230,434.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,940.16 : 418,075.68 = 166,973.92 : x
  2. Step 2: Convert to fraction form
    302,940.16/418,075.68 = 166,973.92/x
  3. Step 3: Cross multiply
    302,940.16x = 418,075.68 × 166,973.92
  4. Step 4: Simplify right side
    302,940.16x = 69,807,735,146.27
  5. Step 5: Solve for x
    x = 69,807,735,146.27/302,940.16
  6. Step 6: Final answer
    x = 230,434.07

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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.