Home / 191,905.40-264,937.66-133,075.10

Finding the Fourth Proportional to 191,905.40, 264,937.66 and 133,075.10

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Solution

The fourth proportional to 191,905.40, 264,937.66 and 133,075.10 is: 183,718.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,905.40 : 264,937.66 = 133,075.10 : x
  2. Step 2: Convert to fraction form
    191,905.40/264,937.66 = 133,075.10/x
  3. Step 3: Cross multiply
    191,905.40x = 264,937.66 × 133,075.10
  4. Step 4: Simplify right side
    191,905.40x = 35,256,605,598.27
  5. Step 5: Solve for x
    x = 35,256,605,598.27/191,905.40
  6. Step 6: Final answer
    x = 183,718.67

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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.