Home / 219,526.74-302,930.28-124,042.32

Finding the Fourth Proportional to 219,526.74, 302,930.28 and 124,042.32

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Solution

The fourth proportional to 219,526.74, 302,930.28 and 124,042.32 is: 171,169.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,526.74 : 302,930.28 = 124,042.32 : x
  2. Step 2: Convert to fraction form
    219,526.74/302,930.28 = 124,042.32/x
  3. Step 3: Cross multiply
    219,526.74x = 302,930.28 × 124,042.32
  4. Step 4: Simplify right side
    219,526.74x = 37,576,174,729.45
  5. Step 5: Solve for x
    x = 37,576,174,729.45/219,526.74
  6. Step 6: Final answer
    x = 171,169.01

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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.