Home / 229,501.61-316,705.94-127,524.45

Finding the Fourth Proportional to 229,501.61, 316,705.94 and 127,524.45

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Solution

The fourth proportional to 229,501.61, 316,705.94 and 127,524.45 is: 175,980.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,501.61 : 316,705.94 = 127,524.45 : x
  2. Step 2: Convert to fraction form
    229,501.61/316,705.94 = 127,524.45/x
  3. Step 3: Cross multiply
    229,501.61x = 316,705.94 × 127,524.45
  4. Step 4: Simplify right side
    229,501.61x = 40,387,748,589.08
  5. Step 5: Solve for x
    x = 40,387,748,589.08/229,501.61
  6. Step 6: Final answer
    x = 175,980.24

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1.5x scale

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.