Home / 261,212.50-360,507.27-153,792.46

Finding the Fourth Proportional to 261,212.50, 360,507.27 and 153,792.46

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Solution

The fourth proportional to 261,212.50, 360,507.27 and 153,792.46 is: 212,253.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,212.50 : 360,507.27 = 153,792.46 : x
  2. Step 2: Convert to fraction form
    261,212.50/360,507.27 = 153,792.46/x
  3. Step 3: Cross multiply
    261,212.50x = 360,507.27 × 153,792.46
  4. Step 4: Simplify right side
    261,212.50x = 55,443,299,901.18
  5. Step 5: Solve for x
    x = 55,443,299,901.18/261,212.50
  6. Step 6: Final answer
    x = 212,253.62

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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.