Home / 55,547.56-76,653.73-31,681.92

Finding the Fourth Proportional to 55,547.56, 76,653.73 and 31,681.92

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Solution

The fourth proportional to 55,547.56, 76,653.73 and 31,681.92 is: 43,719.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,547.56 : 76,653.73 = 31,681.92 : x
  2. Step 2: Convert to fraction form
    55,547.56/76,653.73 = 31,681.92/x
  3. Step 3: Cross multiply
    55,547.56x = 76,653.73 × 31,681.92
  4. Step 4: Simplify right side
    55,547.56x = 2,428,537,341.56
  5. Step 5: Solve for x
    x = 2,428,537,341.56/55,547.56
  6. Step 6: Final answer
    x = 43,719.96

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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.