Home / 114,307.48-157,762.30-68,991.92

Finding the Fourth Proportional to 114,307.48, 157,762.30 and 68,991.92

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Solution

The fourth proportional to 114,307.48, 157,762.30 and 68,991.92 is: 95,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,307.48 : 157,762.30 = 68,991.92 : x
  2. Step 2: Convert to fraction form
    114,307.48/157,762.30 = 68,991.92/x
  3. Step 3: Cross multiply
    114,307.48x = 157,762.30 × 68,991.92
  4. Step 4: Simplify right side
    114,307.48x = 10,884,323,980.62
  5. Step 5: Solve for x
    x = 10,884,323,980.62/114,307.48
  6. Step 6: Final answer
    x = 95,219.70

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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.