Home / 261,784.59-392,547.58-153,741.06

Finding the Fourth Proportional to 261,784.59, 392,547.58 and 153,741.06

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Solution

The fourth proportional to 261,784.59, 392,547.58 and 153,741.06 is: 230,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,784.59 : 392,547.58 = 153,741.06 : x
  2. Step 2: Convert to fraction form
    261,784.59/392,547.58 = 153,741.06/x
  3. Step 3: Cross multiply
    261,784.59x = 392,547.58 × 153,741.06
  4. Step 4: Simplify right side
    261,784.59x = 60,350,680,665.28
  5. Step 5: Solve for x
    x = 60,350,680,665.28/261,784.59
  6. Step 6: Final answer
    x = 230,535.65

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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.