Home / 180,601.53-249,232.23-100,030.47

Finding the Fourth Proportional to 180,601.53, 249,232.23 and 100,030.47

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Solution

The fourth proportional to 180,601.53, 249,232.23 and 100,030.47 is: 138,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,601.53 : 249,232.23 = 100,030.47 : x
  2. Step 2: Convert to fraction form
    180,601.53/249,232.23 = 100,030.47/x
  3. Step 3: Cross multiply
    180,601.53x = 249,232.23 × 100,030.47
  4. Step 4: Simplify right side
    180,601.53x = 24,930,817,106.05
  5. Step 5: Solve for x
    x = 24,930,817,106.05/180,601.53
  6. Step 6: Final answer
    x = 138,043.22

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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.