Home / 180,823.48-249,551.19-100,276.27

Finding the Fourth Proportional to 180,823.48, 249,551.19 and 100,276.27

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Solution

The fourth proportional to 180,823.48, 249,551.19 and 100,276.27 is: 138,389.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,823.48 : 249,551.19 = 100,276.27 : x
  2. Step 2: Convert to fraction form
    180,823.48/249,551.19 = 100,276.27/x
  3. Step 3: Cross multiply
    180,823.48x = 249,551.19 × 100,276.27
  4. Step 4: Simplify right side
    180,823.48x = 25,024,060,758.12
  5. Step 5: Solve for x
    x = 25,024,060,758.12/180,823.48
  6. Step 6: Final answer
    x = 138,389.45

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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.