Home / 186,569.04-257,457.78-101,684.28

Finding the Fourth Proportional to 186,569.04, 257,457.78 and 101,684.28

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Solution

The fourth proportional to 186,569.04, 257,457.78 and 101,684.28 is: 140,320.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,569.04 : 257,457.78 = 101,684.28 : x
  2. Step 2: Convert to fraction form
    186,569.04/257,457.78 = 101,684.28/x
  3. Step 3: Cross multiply
    186,569.04x = 257,457.78 × 101,684.28
  4. Step 4: Simplify right side
    186,569.04x = 26,179,408,989.70
  5. Step 5: Solve for x
    x = 26,179,408,989.70/186,569.04
  6. Step 6: Final answer
    x = 140,320.22

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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.