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Finding the Fourth Proportional to 183,457.84, 275,186.76 and 83,812.65

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Solution

The fourth proportional to 183,457.84, 275,186.76 and 83,812.65 is: 125,718.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,457.84 : 275,186.76 = 83,812.65 : x
  2. Step 2: Convert to fraction form
    183,457.84/275,186.76 = 83,812.65/x
  3. Step 3: Cross multiply
    183,457.84x = 275,186.76 × 83,812.65
  4. Step 4: Simplify right side
    183,457.84x = 23,064,131,600.51
  5. Step 5: Solve for x
    x = 23,064,131,600.51/183,457.84
  6. Step 6: Final answer
    x = 125,718.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.