Home / 226,547.06-312,642.96-124,580.30

Finding the Fourth Proportional to 226,547.06, 312,642.96 and 124,580.30

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Solution

The fourth proportional to 226,547.06, 312,642.96 and 124,580.30 is: 171,925.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,547.06 : 312,642.96 = 124,580.30 : x
  2. Step 2: Convert to fraction form
    226,547.06/312,642.96 = 124,580.30/x
  3. Step 3: Cross multiply
    226,547.06x = 312,642.96 × 124,580.30
  4. Step 4: Simplify right side
    226,547.06x = 38,949,153,749.69
  5. Step 5: Solve for x
    x = 38,949,153,749.69/226,547.06
  6. Step 6: Final answer
    x = 171,925.22

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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.