Home / 117,547.02-162,224.94-66,568.76

Finding the Fourth Proportional to 117,547.02, 162,224.94 and 66,568.76

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Solution

The fourth proportional to 117,547.02, 162,224.94 and 66,568.76 is: 91,870.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,547.02 : 162,224.94 = 66,568.76 : x
  2. Step 2: Convert to fraction form
    117,547.02/162,224.94 = 66,568.76/x
  3. Step 3: Cross multiply
    117,547.02x = 162,224.94 × 66,568.76
  4. Step 4: Simplify right side
    117,547.02x = 10,799,111,952.91
  5. Step 5: Solve for x
    x = 10,799,111,952.91/117,547.02
  6. Step 6: Final answer
    x = 91,870.57

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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.