Home / 229,934.59-317,038.34-157,372.50

Finding the Fourth Proportional to 229,934.59, 317,038.34 and 157,372.50

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Solution

The fourth proportional to 229,934.59, 317,038.34 and 157,372.50 is: 216,988.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,934.59 : 317,038.34 = 157,372.50 : x
  2. Step 2: Convert to fraction form
    229,934.59/317,038.34 = 157,372.50/x
  3. Step 3: Cross multiply
    229,934.59x = 317,038.34 × 157,372.50
  4. Step 4: Simplify right side
    229,934.59x = 49,893,114,582.19
  5. Step 5: Solve for x
    x = 49,893,114,582.19/229,934.59
  6. Step 6: Final answer
    x = 216,988.29

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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.