Home / 53,725.57-74,136.95-31,066.03

Finding the Fourth Proportional to 53,725.57, 74,136.95 and 31,066.03

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Solution

The fourth proportional to 53,725.57, 74,136.95 and 31,066.03 is: 42,868.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,725.57 : 74,136.95 = 31,066.03 : x
  2. Step 2: Convert to fraction form
    53,725.57/74,136.95 = 31,066.03/x
  3. Step 3: Cross multiply
    53,725.57x = 74,136.95 × 31,066.03
  4. Step 4: Simplify right side
    53,725.57x = 2,303,140,712.81
  5. Step 5: Solve for x
    x = 2,303,140,712.81/53,725.57
  6. Step 6: Final answer
    x = 42,868.61

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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.