Home / 213,283.03-294,463.70-135,802.41

Finding the Fourth Proportional to 213,283.03, 294,463.70 and 135,802.41

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Solution

The fourth proportional to 213,283.03, 294,463.70 and 135,802.41 is: 187,492.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,283.03 : 294,463.70 = 135,802.41 : x
  2. Step 2: Convert to fraction form
    213,283.03/294,463.70 = 135,802.41/x
  3. Step 3: Cross multiply
    213,283.03x = 294,463.70 × 135,802.41
  4. Step 4: Simplify right side
    213,283.03x = 39,988,879,607.41
  5. Step 5: Solve for x
    x = 39,988,879,607.41/213,283.03
  6. Step 6: Final answer
    x = 187,492.08

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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.