Home / 186,036.80-256,723.70-101,153.94

Finding the Fourth Proportional to 186,036.80, 256,723.70 and 101,153.94

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Solution

The fourth proportional to 186,036.80, 256,723.70 and 101,153.94 is: 139,588.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,036.80 : 256,723.70 = 101,153.94 : x
  2. Step 2: Convert to fraction form
    186,036.80/256,723.70 = 101,153.94/x
  3. Step 3: Cross multiply
    186,036.80x = 256,723.70 × 101,153.94
  4. Step 4: Simplify right side
    186,036.80x = 25,968,613,746.38
  5. Step 5: Solve for x
    x = 25,968,613,746.38/186,036.80
  6. Step 6: Final answer
    x = 139,588.59

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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.