Home / 46,482.40-64,119-28,564.66

Finding the Fourth Proportional to 46,482.40, 64,119 and 28,564.66

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Solution

The fourth proportional to 46,482.40, 64,119 and 28,564.66 is: 39,402.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,482.40 : 64,119 = 28,564.66 : x
  2. Step 2: Convert to fraction form
    46,482.40/64,119 = 28,564.66/x
  3. Step 3: Cross multiply
    46,482.40x = 64,119 × 28,564.66
  4. Step 4: Simplify right side
    46,482.40x = 1,831,537,434.54
  5. Step 5: Solve for x
    x = 1,831,537,434.54/46,482.40
  6. Step 6: Final answer
    x = 39,402.82

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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.