Home / 180,603.04-249,707.84-158,182.72

Finding the Fourth Proportional to 180,603.04, 249,707.84 and 158,182.72

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Solution

The fourth proportional to 180,603.04, 249,707.84 and 158,182.72 is: 218,708.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,603.04 : 249,707.84 = 158,182.72 : x
  2. Step 2: Convert to fraction form
    180,603.04/249,707.84 = 158,182.72/x
  3. Step 3: Cross multiply
    180,603.04x = 249,707.84 × 158,182.72
  4. Step 4: Simplify right side
    180,603.04x = 39,499,465,336.52
  5. Step 5: Solve for x
    x = 39,499,465,336.52/180,603.04
  6. Step 6: Final answer
    x = 218,708.75

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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.