Home / 191,535.60-264,316.63-105,492.94

Finding the Fourth Proportional to 191,535.60, 264,316.63 and 105,492.94

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Solution

The fourth proportional to 191,535.60, 264,316.63 and 105,492.94 is: 145,578.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,535.60 : 264,316.63 = 105,492.94 : x
  2. Step 2: Convert to fraction form
    191,535.60/264,316.63 = 105,492.94/x
  3. Step 3: Cross multiply
    191,535.60x = 264,316.63 × 105,492.94
  4. Step 4: Simplify right side
    191,535.60x = 27,883,538,389.59
  5. Step 5: Solve for x
    x = 27,883,538,389.59/191,535.60
  6. Step 6: Final answer
    x = 145,578.88

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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.