Home / 180,614.90-249,237.59-100,037.72

Finding the Fourth Proportional to 180,614.90, 249,237.59 and 100,037.72

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Solution

The fourth proportional to 180,614.90, 249,237.59 and 100,037.72 is: 138,045.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,614.90 : 249,237.59 = 100,037.72 : x
  2. Step 2: Convert to fraction form
    180,614.90/249,237.59 = 100,037.72/x
  3. Step 3: Cross multiply
    180,614.90x = 249,237.59 × 100,037.72
  4. Step 4: Simplify right side
    180,614.90x = 24,933,158,495.52
  5. Step 5: Solve for x
    x = 24,933,158,495.52/180,614.90
  6. Step 6: Final answer
    x = 138,045.97

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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.