Home / 147,548.16-203,555.28-93,862.80

Finding the Fourth Proportional to 147,548.16, 203,555.28 and 93,862.80

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Solution

The fourth proportional to 147,548.16, 203,555.28 and 93,862.80 is: 129,491.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,548.16 : 203,555.28 = 93,862.80 : x
  2. Step 2: Convert to fraction form
    147,548.16/203,555.28 = 93,862.80/x
  3. Step 3: Cross multiply
    147,548.16x = 203,555.28 × 93,862.80
  4. Step 4: Simplify right side
    147,548.16x = 19,106,268,535.58
  5. Step 5: Solve for x
    x = 19,106,268,535.58/147,548.16
  6. Step 6: Final answer
    x = 129,491.74

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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.