Home / 83,779.48-115,615.80-46,053.72

Finding the Fourth Proportional to 83,779.48, 115,615.80 and 46,053.72

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Solution

The fourth proportional to 83,779.48, 115,615.80 and 46,053.72 is: 63,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,779.48 : 115,615.80 = 46,053.72 : x
  2. Step 2: Convert to fraction form
    83,779.48/115,615.80 = 46,053.72/x
  3. Step 3: Cross multiply
    83,779.48x = 115,615.80 × 46,053.72
  4. Step 4: Simplify right side
    83,779.48x = 5,324,537,680.78
  5. Step 5: Solve for x
    x = 5,324,537,680.78/83,779.48
  6. Step 6: Final answer
    x = 63,554.20

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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.