Home / 46,820.51-64,646.15-28,940.03

Finding the Fourth Proportional to 46,820.51, 64,646.15 and 28,940.03

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Solution

The fourth proportional to 46,820.51, 64,646.15 and 28,940.03 is: 39,958.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,820.51 : 64,646.15 = 28,940.03 : x
  2. Step 2: Convert to fraction form
    46,820.51/64,646.15 = 28,940.03/x
  3. Step 3: Cross multiply
    46,820.51x = 64,646.15 × 28,940.03
  4. Step 4: Simplify right side
    46,820.51x = 1,870,861,520.38
  5. Step 5: Solve for x
    x = 1,870,861,520.38/46,820.51
  6. Step 6: Final answer
    x = 39,958.16

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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.