Home / 186,207.36-256,971.60-101,329.92

Finding the Fourth Proportional to 186,207.36, 256,971.60 and 101,329.92

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Solution

The fourth proportional to 186,207.36, 256,971.60 and 101,329.92 is: 139,838.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,207.36 : 256,971.60 = 101,329.92 : x
  2. Step 2: Convert to fraction form
    186,207.36/256,971.60 = 101,329.92/x
  3. Step 3: Cross multiply
    186,207.36x = 256,971.60 × 101,329.92
  4. Step 4: Simplify right side
    186,207.36x = 26,038,911,670.27
  5. Step 5: Solve for x
    x = 26,038,911,670.27/186,207.36
  6. Step 6: Final answer
    x = 139,838.25

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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.