Home / 194,905.40-292,271.70-89,756.60

Finding the Fourth Proportional to 194,905.40, 292,271.70 and 89,756.60

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Solution

The fourth proportional to 194,905.40, 292,271.70 and 89,756.60 is: 134,595.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,905.40 : 292,271.70 = 89,756.60 : x
  2. Step 2: Convert to fraction form
    194,905.40/292,271.70 = 89,756.60/x
  3. Step 3: Cross multiply
    194,905.40x = 292,271.70 × 89,756.60
  4. Step 4: Simplify right side
    194,905.40x = 26,233,314,068.22
  5. Step 5: Solve for x
    x = 26,233,314,068.22/194,905.40
  6. Step 6: Final answer
    x = 134,595.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.