Home / 163,829.34-245,741.58-53,021.34

Finding the Fourth Proportional to 163,829.34, 245,741.58 and 53,021.34

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Solution

The fourth proportional to 163,829.34, 245,741.58 and 53,021.34 is: 79,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,829.34 : 245,741.58 = 53,021.34 : x
  2. Step 2: Convert to fraction form
    163,829.34/245,741.58 = 53,021.34/x
  3. Step 3: Cross multiply
    163,829.34x = 245,741.58 × 53,021.34
  4. Step 4: Simplify right side
    163,829.34x = 13,029,547,865.32
  5. Step 5: Solve for x
    x = 13,029,547,865.32/163,829.34
  6. Step 6: Final answer
    x = 79,531.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.