Home / 116,327.23-160,631.36-112,565.59

Finding the Fourth Proportional to 116,327.23, 160,631.36 and 112,565.59

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Solution

The fourth proportional to 116,327.23, 160,631.36 and 112,565.59 is: 155,437.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,327.23 : 160,631.36 = 112,565.59 : x
  2. Step 2: Convert to fraction form
    116,327.23/160,631.36 = 112,565.59/x
  3. Step 3: Cross multiply
    116,327.23x = 160,631.36 × 112,565.59
  4. Step 4: Simplify right side
    116,327.23x = 18,081,563,810.90
  5. Step 5: Solve for x
    x = 18,081,563,810.90/116,327.23
  6. Step 6: Final answer
    x = 155,437.07

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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.