Home / 180,844.02-249,563.52-100,271.57

Finding the Fourth Proportional to 180,844.02, 249,563.52 and 100,271.57

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Solution

The fourth proportional to 180,844.02, 249,563.52 and 100,271.57 is: 138,374.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,844.02 : 249,563.52 = 100,271.57 : x
  2. Step 2: Convert to fraction form
    180,844.02/249,563.52 = 100,271.57/x
  3. Step 3: Cross multiply
    180,844.02x = 249,563.52 × 100,271.57
  4. Step 4: Simplify right side
    180,844.02x = 25,024,124,717.31
  5. Step 5: Solve for x
    x = 25,024,124,717.31/180,844.02
  6. Step 6: Final answer
    x = 138,374.08

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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.