Home / 175,580.18-242,303.76-99,114.56

Finding the Fourth Proportional to 175,580.18, 242,303.76 and 99,114.56

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Solution

The fourth proportional to 175,580.18, 242,303.76 and 99,114.56 is: 136,779.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,580.18 : 242,303.76 = 99,114.56 : x
  2. Step 2: Convert to fraction form
    175,580.18/242,303.76 = 99,114.56/x
  3. Step 3: Cross multiply
    175,580.18x = 242,303.76 × 99,114.56
  4. Step 4: Simplify right side
    175,580.18x = 24,015,830,558.75
  5. Step 5: Solve for x
    x = 24,015,830,558.75/175,580.18
  6. Step 6: Final answer
    x = 136,779.85

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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.