Home / 190,908-286,362.63-64,549.26

Finding the Fourth Proportional to 190,908, 286,362.63 and 64,549.26

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Solution

The fourth proportional to 190,908, 286,362.63 and 64,549.26 is: 96,824.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,908 : 286,362.63 = 64,549.26 : x
  2. Step 2: Convert to fraction form
    190,908/286,362.63 = 64,549.26/x
  3. Step 3: Cross multiply
    190,908x = 286,362.63 × 64,549.26
  4. Step 4: Simplify right side
    190,908x = 18,484,495,858.15
  5. Step 5: Solve for x
    x = 18,484,495,858.15/190,908
  6. Step 6: Final answer
    x = 96,824.10

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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.