Home / 45,547.02-68,323.77-14,382

Finding the Fourth Proportional to 45,547.02, 68,323.77 and 14,382

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Solution

The fourth proportional to 45,547.02, 68,323.77 and 14,382 is: 21,574.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,547.02 : 68,323.77 = 14,382 : x
  2. Step 2: Convert to fraction form
    45,547.02/68,323.77 = 14,382/x
  3. Step 3: Cross multiply
    45,547.02x = 68,323.77 × 14,382
  4. Step 4: Simplify right side
    45,547.02x = 982,632,460.14
  5. Step 5: Solve for x
    x = 982,632,460.14/45,547.02
  6. Step 6: Final answer
    x = 21,574.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.