Home / 191,895.02-287,842.53-51,650

Finding the Fourth Proportional to 191,895.02, 287,842.53 and 51,650

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Solution

The fourth proportional to 191,895.02, 287,842.53 and 51,650 is: 77,475.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,895.02 : 287,842.53 = 51,650 : x
  2. Step 2: Convert to fraction form
    191,895.02/287,842.53 = 51,650/x
  3. Step 3: Cross multiply
    191,895.02x = 287,842.53 × 51,650
  4. Step 4: Simplify right side
    191,895.02x = 14,867,066,674.50
  5. Step 5: Solve for x
    x = 14,867,066,674.50/191,895.02
  6. Step 6: Final answer
    x = 77,475.00

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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.