Home / 83,574.22-115,330.35-46,779.92

Finding the Fourth Proportional to 83,574.22, 115,330.35 and 46,779.92

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Solution

The fourth proportional to 83,574.22, 115,330.35 and 46,779.92 is: 64,555.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,574.22 : 115,330.35 = 46,779.92 : x
  2. Step 2: Convert to fraction form
    83,574.22/115,330.35 = 46,779.92/x
  3. Step 3: Cross multiply
    83,574.22x = 115,330.35 × 46,779.92
  4. Step 4: Simplify right side
    83,574.22x = 5,395,144,312.67
  5. Step 5: Solve for x
    x = 5,395,144,312.67/83,574.22
  6. Step 6: Final answer
    x = 64,555.13

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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.