Home / 175,783.10-242,595.60-99,316.22

Finding the Fourth Proportional to 175,783.10, 242,595.60 and 99,316.22

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Solution

The fourth proportional to 175,783.10, 242,595.60 and 99,316.22 is: 137,064.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,783.10 : 242,595.60 = 99,316.22 : x
  2. Step 2: Convert to fraction form
    175,783.10/242,595.60 = 99,316.22/x
  3. Step 3: Cross multiply
    175,783.10x = 242,595.60 × 99,316.22
  4. Step 4: Simplify right side
    175,783.10x = 24,093,677,980.63
  5. Step 5: Solve for x
    x = 24,093,677,980.63/175,783.10
  6. Step 6: Final answer
    x = 137,064.81

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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.