Home / 52,457.81-72,392.58-28,584.45

Finding the Fourth Proportional to 52,457.81, 72,392.58 and 28,584.45

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Solution

The fourth proportional to 52,457.81, 72,392.58 and 28,584.45 is: 39,446.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,457.81 : 72,392.58 = 28,584.45 : x
  2. Step 2: Convert to fraction form
    52,457.81/72,392.58 = 28,584.45/x
  3. Step 3: Cross multiply
    52,457.81x = 72,392.58 × 28,584.45
  4. Step 4: Simplify right side
    52,457.81x = 2,069,302,083.38
  5. Step 5: Solve for x
    x = 2,069,302,083.38/52,457.81
  6. Step 6: Final answer
    x = 39,446.98

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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.