Home / 180,445.06-249,005.30-102,923.77

Finding the Fourth Proportional to 180,445.06, 249,005.30 and 102,923.77

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Solution

The fourth proportional to 180,445.06, 249,005.30 and 102,923.77 is: 142,029.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,445.06 : 249,005.30 = 102,923.77 : x
  2. Step 2: Convert to fraction form
    180,445.06/249,005.30 = 102,923.77/x
  3. Step 3: Cross multiply
    180,445.06x = 249,005.30 × 102,923.77
  4. Step 4: Simplify right side
    180,445.06x = 25,628,564,225.98
  5. Step 5: Solve for x
    x = 25,628,564,225.98/180,445.06
  6. Step 6: Final answer
    x = 142,029.74

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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.