Home / 186,108.36-256,827.60-101,225.40

Finding the Fourth Proportional to 186,108.36, 256,827.60 and 101,225.40

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Solution

The fourth proportional to 186,108.36, 256,827.60 and 101,225.40 is: 139,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,108.36 : 256,827.60 = 101,225.40 : x
  2. Step 2: Convert to fraction form
    186,108.36/256,827.60 = 101,225.40/x
  3. Step 3: Cross multiply
    186,108.36x = 256,827.60 × 101,225.40
  4. Step 4: Simplify right side
    186,108.36x = 25,997,476,541.04
  5. Step 5: Solve for x
    x = 25,997,476,541.04/186,108.36
  6. Step 6: Final answer
    x = 139,690.00

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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.