Home / 210,276.70-290,171.73-119,624.16

Finding the Fourth Proportional to 210,276.70, 290,171.73 and 119,624.16

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Solution

The fourth proportional to 210,276.70, 290,171.73 and 119,624.16 is: 165,075.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,276.70 : 290,171.73 = 119,624.16 : x
  2. Step 2: Convert to fraction form
    210,276.70/290,171.73 = 119,624.16/x
  3. Step 3: Cross multiply
    210,276.70x = 290,171.73 × 119,624.16
  4. Step 4: Simplify right side
    210,276.70x = 34,711,549,457.00
  5. Step 5: Solve for x
    x = 34,711,549,457.00/210,276.70
  6. Step 6: Final answer
    x = 165,075.59

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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.