Home / 127,263.96-175,619.45-70,678.98

Finding the Fourth Proportional to 127,263.96, 175,619.45 and 70,678.98

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Solution

The fourth proportional to 127,263.96, 175,619.45 and 70,678.98 is: 97,534.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,263.96 : 175,619.45 = 70,678.98 : x
  2. Step 2: Convert to fraction form
    127,263.96/175,619.45 = 70,678.98/x
  3. Step 3: Cross multiply
    127,263.96x = 175,619.45 × 70,678.98
  4. Step 4: Simplify right side
    127,263.96x = 12,412,602,682.09
  5. Step 5: Solve for x
    x = 12,412,602,682.09/127,263.96
  6. Step 6: Final answer
    x = 97,534.31

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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.