Home / 213,075.99-294,036.21-117,581.40

Finding the Fourth Proportional to 213,075.99, 294,036.21 and 117,581.40

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Solution

The fourth proportional to 213,075.99, 294,036.21 and 117,581.40 is: 162,257.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,075.99 : 294,036.21 = 117,581.40 : x
  2. Step 2: Convert to fraction form
    213,075.99/294,036.21 = 117,581.40/x
  3. Step 3: Cross multiply
    213,075.99x = 294,036.21 × 117,581.40
  4. Step 4: Simplify right side
    213,075.99x = 34,573,189,222.49
  5. Step 5: Solve for x
    x = 34,573,189,222.49/213,075.99
  6. Step 6: Final answer
    x = 162,257.56

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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.