Home / 186,223.04-256,987.32-101,340.08

Finding the Fourth Proportional to 186,223.04, 256,987.32 and 101,340.08

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Solution

The fourth proportional to 186,223.04, 256,987.32 and 101,340.08 is: 139,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,223.04 : 256,987.32 = 101,340.08 : x
  2. Step 2: Convert to fraction form
    186,223.04/256,987.32 = 101,340.08/x
  3. Step 3: Cross multiply
    186,223.04x = 256,987.32 × 101,340.08
  4. Step 4: Simplify right side
    186,223.04x = 26,043,115,567.79
  5. Step 5: Solve for x
    x = 26,043,115,567.79/186,223.04
  6. Step 6: Final answer
    x = 139,849.05

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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.