Home / 316,351.16-436,564.56-173,111.22

Finding the Fourth Proportional to 316,351.16, 436,564.56 and 173,111.22

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Solution

The fourth proportional to 316,351.16, 436,564.56 and 173,111.22 is: 238,893.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,351.16 : 436,564.56 = 173,111.22 : x
  2. Step 2: Convert to fraction form
    316,351.16/436,564.56 = 173,111.22/x
  3. Step 3: Cross multiply
    316,351.16x = 436,564.56 × 173,111.22
  4. Step 4: Simplify right side
    316,351.16x = 75,574,223,590.36
  5. Step 5: Solve for x
    x = 75,574,223,590.36/316,351.16
  6. Step 6: Final answer
    x = 238,893.46

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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.