Home / 105,094.56-157,708.08-70,059.36

Finding the Fourth Proportional to 105,094.56, 157,708.08 and 70,059.36

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Solution

The fourth proportional to 105,094.56, 157,708.08 and 70,059.36 is: 105,133.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,094.56 : 157,708.08 = 70,059.36 : x
  2. Step 2: Convert to fraction form
    105,094.56/157,708.08 = 70,059.36/x
  3. Step 3: Cross multiply
    105,094.56x = 157,708.08 × 70,059.36
  4. Step 4: Simplify right side
    105,094.56x = 11,048,927,151.63
  5. Step 5: Solve for x
    x = 11,048,927,151.63/105,094.56
  6. Step 6: Final answer
    x = 105,133.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.