Home / 176,426.02-243,450.25-99,929.76

Finding the Fourth Proportional to 176,426.02, 243,450.25 and 99,929.76

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Solution

The fourth proportional to 176,426.02, 243,450.25 and 99,929.76 is: 137,893.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,426.02 : 243,450.25 = 99,929.76 : x
  2. Step 2: Convert to fraction form
    176,426.02/243,450.25 = 99,929.76/x
  3. Step 3: Cross multiply
    176,426.02x = 243,450.25 × 99,929.76
  4. Step 4: Simplify right side
    176,426.02x = 24,327,925,054.44
  5. Step 5: Solve for x
    x = 24,327,925,054.44/176,426.02
  6. Step 6: Final answer
    x = 137,893.07

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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.