Home / 53,184.64-73,394.94-28,985.80

Finding the Fourth Proportional to 53,184.64, 73,394.94 and 28,985.80

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Solution

The fourth proportional to 53,184.64, 73,394.94 and 28,985.80 is: 40,000.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,184.64 : 73,394.94 = 28,985.80 : x
  2. Step 2: Convert to fraction form
    53,184.64/73,394.94 = 28,985.80/x
  3. Step 3: Cross multiply
    53,184.64x = 73,394.94 × 28,985.80
  4. Step 4: Simplify right side
    53,184.64x = 2,127,411,051.85
  5. Step 5: Solve for x
    x = 2,127,411,051.85/53,184.64
  6. Step 6: Final answer
    x = 40,000.48

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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.