Home / 218,962.44-302,079.38-154,525.22

Finding the Fourth Proportional to 218,962.44, 302,079.38 and 154,525.22

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Solution

The fourth proportional to 218,962.44, 302,079.38 and 154,525.22 is: 213,182.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,962.44 : 302,079.38 = 154,525.22 : x
  2. Step 2: Convert to fraction form
    218,962.44/302,079.38 = 154,525.22/x
  3. Step 3: Cross multiply
    218,962.44x = 302,079.38 × 154,525.22
  4. Step 4: Simplify right side
    218,962.44x = 46,678,881,501.74
  5. Step 5: Solve for x
    x = 46,678,881,501.74/218,962.44
  6. Step 6: Final answer
    x = 213,182.14

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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.