Home / 316,741.08-437,087.16-173,501.76

Finding the Fourth Proportional to 316,741.08, 437,087.16 and 173,501.76

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Solution

The fourth proportional to 316,741.08, 437,087.16 and 173,501.76 is: 239,423.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,741.08 : 437,087.16 = 173,501.76 : x
  2. Step 2: Convert to fraction form
    316,741.08/437,087.16 = 173,501.76/x
  3. Step 3: Cross multiply
    316,741.08x = 437,087.16 × 173,501.76
  4. Step 4: Simplify right side
    316,741.08x = 75,835,391,533.40
  5. Step 5: Solve for x
    x = 75,835,391,533.40/316,741.08
  6. Step 6: Final answer
    x = 239,423.92

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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.